graph the inequality on a number line.

Graph The Inequality On A Number Line.

Answers

Answer 1

Answer:

you would put a solid circle on the 3 and go to the left, for example:

Step-by-step explanation:

You would want the variable to be on the left, so you would need to see that the 3 is bigger or equal to a.

Graph The Inequality On A Number Line.

Related Questions

Question 18
Is 21, 22, or 23 the solution of the equation 29.7 = y + 7.7?
+ - x ÷
品电台台
= = < ><>

Answers

It’s 22.
Explanation:
You want to get y by itself so therefore you would do 29.7 - 7.7 which is 22.
The reason you subtract the 7.7 from the 29.7 is because it was positive next to the y so you have to change it when moving it to the other side of the equal sign.
Hope this helped!

A company is marketing a new video game. Market research indicates that 24% of the the market has seen an advertisement for the new game.

Suppose 42% of those who see the ad have purchased the game and 93% of those who have not seen the advertisement have not purchased the game. If you choose a person who purchased the game, what is the probability he or she did not see the ad?

Express your answer as a decimal, rounded to the nearest thousandth (three decimal places).


Answer =

Answers

The probability of not seeing the ad given that the person purchased the game is 0.388.

What is probability?

Probability is a number between 0 and 1, where 0 represents impossibility and 1 represents certainty.

According to question:

Let A be the event that a person has seen the advertisement, and B be the event that a person has purchased the game. We want to find the probability of not seeing the ad given that the person purchased the game, i.e. P(A' | B).

From the problem, we know that:

P(A) = 0.24 (24% of the market has seen the ad)

P(B | A) = 0.42 (42% of those who see the ad have purchased the game)

P(B | A') = 0.07 (93% of those who have not seen the ad have not purchased the game)

We can use the law of total probability to find P(B), the probability of purchasing the game:

P(B) = P(B | A) * P(A) + P(B | A') * P(A')

       = 0.42 * 0.24 + 0.07 * 0.76

       = 0.1296 + 0.0532

       = 0.1828

Now, we can use Bayes' theorem:

P(A' | B) = P(B | A') * P(A') / P(B)

Substituting the values we have:

P(A' | B) = 0.93 * 0.76 / 0.1828

             = 0.388

Rounding to three decimal places, the probability of not seeing the ad given that the person purchased the game is 0.388.

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For each of the figures write an absolute value equation that has the following solution set.

Answers

Absolute value equation for a straight horizontal line with marked points and x-axis intercepts. Therefore, the absolute value equation that has the given solution set is:y + 1 = | x + 3 | .

How to write an absolute value equation that has the following solution set?

To find the absolute value equation that corresponds to the given solution set, we need to determine the axis of symmetry of the V-shaped graph formed by the absolute value function. The axis of symmetry is the vertical line that passes through the vertex of the graph. Since the vertex of the graph is located at the midpoint of the two given points, which is at x = -3, the axis of symmetry is x = -3.

The equation of the absolute value function can be written as:

b + | x - a |  

= y

where a is the x-coordinate of the vertex and b is the y-coordinate of the point where the graph intersects the y-axis. In this case, the y-coordinate of the point where the graph intersects the y-axis is -1, so we have b = -1.

Substituting the value of a and b in the equation above, we get:

| x - (-3) | - 1 = y

Simplifying the equation, we get:

y + 1  = | x + 3 |

Therefore, the absolute value equation that has the given solution set is:

y + 1 = | x + 3 | .

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A triangle has its height of 12 cm and hypotenuse of 15 cm. Find its base.

Answers

Let's call the base of the triangle "b". We can use the Pythagorean theorem to relate the base, height, and hypotenuse of the triangle:

h^2 + b^2 = c^2

where h is the height, b is the base, and c is the hypotenuse.

Substituting the given values, we get:

12^2 + b^2 = 15^2

144 + b^2 = 225

Subtracting 144 from both sides, we get:

b^2 = 81

Taking the square root of both sides, we get:

b = 9

Therefore, the base of the triangle is 9 cm.

Select all solutions to (x-2)^2=-16

Answers

Given

(x - 2)² = - 16 ( take the square root of both sides )

x - 2 = ± [tex]\sqrt{-16}[/tex] = ± [tex]\sqrt{16(-1)}[/tex] = ± 4i ( add 2 to both sides )

x = 2 ± 4i

Thus

x = 2 + 4i → (d)

x = 2 - 4i → (g)

Solve this system. -3x-y=10, 3x+y=-8 Somone answer this ASAP i need to turn in tonight.

Answers

Answer:

No solutions

Step-by-step explanation:

- 3x - y = 10 ⇒ ( 1 )

3x + y = - 8 ⇒ ( 2 )

( 1 ) + ( 2 )

-3x - y + 3x + y = 10 - 8

Combine like terms.

0 ≠ 2

NO solutions

In circle M, MN = 6 and the area of shaded sector = 11pie. Find m/NMO.
M
N

Answers

The value of m∠NMO is 110°.

What is the area of the shaded sector?

A sector is an area that is enclosed by the arc of the circle that lies between two radii and two radii. A sector's area is a portion of the circle's total area. This region is inversely proportional to the principal angle. This suggests that the sector's area increases with increasing central angle.

Here, we have

Given: In circle M, MN = 6 and the area of the shaded sector = 11π

We have to find the value of m∠NMO.

area of the shaded sector = πr²× m∠NMO/360°

11π = π(6)²× m∠NMO/360°

11 = 36× m∠NMO/360°

11 = m∠NMO/10°

11×10° = m∠NMO

m∠NMO = 110°

Hence, the value of m∠NMO is 110°.

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This fall, the manager at the Outfit Outlet has a goal of making $12,000 in revenue on the newest designer wool jacket. She is in charge of determining the price for the jacket that will make her goal. Based on past sales data, the manager knows that the expression – 2p+320 can be used to predict how many jackets the store will sell based on the jacket's price, p. What two jacket prices will make the store exactly $12,000 in revenue?

Answers

The two jacket prices that will make the store exactly $12,000 in revenue are $100 and $60.

To find the two jacket prices that will make the store exactly $12,000 in revenue, follow these steps:
Step 1: Write the expression for the revenue
Revenue = price (p) * number of jackets sold (-2p + 320)
Step 2: Set the revenue equal to the goal ($12,000)
12,000 = p(-2p + 320)
Step 3: Solve the equation for p
[tex]12,000 = -2p^2 + 320p[/tex]
[tex]2p^2 - 320p + 12,000 = 0[/tex]
Step 4: Factor the equation or use the quadratic formula to find two possible values of p
Using the quadratic formula:
p = (-b ± √([tex]b^2[/tex] - 4ac)) / 2a
In this equation, a = 2, b = -320, and c = 12,000.
p = (320 ± √[tex]\sqrt{((-320)^2 - 4(2)(12,000))) / (2*2)}[/tex]
Step 5: Calculate the two possible values of p
p = (320 ± √(102,400 - 96,000)) / 4
p = (320 ± √(6,400)) / 4
p = (320 ± 80) / 4
Step 6: Find the two jacket prices
Price 1: (320 + 80) / 4 = 400 / 4 = $100
Price 2: (320 - 80) / 4 = 240 / 4 = $60.

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This dot plot shows the number of coins in 10 students’ pockets.


What is the MAD?

Answers

MAD is the mean for the following data for coins in student's pocket here is = 1.42.

Define mean?

Mean can also be referred to as average. The average height of the 9th grade class, for instance, is 150 cm, which denotes the average height of all the students. Significant financial consequences are associated with the statistical concept of mean, which is used in a number of financial contexts and corporate appraisal. The mean, median, and mode are the three statistical indicators of a data set's central-tendency.

Here in the question,

The given data for 7 observations is:

3, 1, 0, 2, 0, 2, 1, 1

Mean = (3 + 1 + 0 + 2 + 0 + 2 + 1 + 1)/7

= 10/7

= 1.42

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a fitness center is interested in finding a 90% confidence interval for the mean number of days per week that americans who are members of a fitness club go to their fitness center. records of 220 randomly selected members were looked at and their mean number of visits per week was 2.4 and the standard deviation was 2.1. find the 90% confidence interval. group of answer choices (2.032, 2.768) (2.166, 2.634) (2.167, 2.638)

Answers

The 90% confidence interval for the mean number of days per week that Americans who are members of a fitness club go to their fitness center is (2.166, 2.634). So, the correct option is B).

To find the 90% confidence interval for the mean number of days per week that Americans who are members of a fitness club go to their fitness center, we can use the formula:

CI = X ± z*(σ/√n)

where X is the sample mean, σ is the sample standard deviation, n is the sample size, and z is the z-score associated with the desired confidence level (90% in this case).

The z-score for a 90% confidence level is 1.645.

Plugging in the values given in the problem, we get:

CI = 2.4 ± 1.645*(2.1/√220)

Solving this equation gives us a confidence interval of (2.166, 2.634) rounded to three decimal places.

Therefore, the correct answer is (2.166, 2.634) and option is B).

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Which is true about triangles ABC and DEF? Which is true about triangles ABC and DEF? The triangles are congruent because The triangles are similar because The triangles are similar because The triangles are congruent because

Answers

The truth of ΔABC and ΔDEF is that both triangles i.e. ΔABC and ΔDEF are similar because[tex]\frac{12-6}{4-2} = \frac{27-15}{9-5}[/tex],So the correct option is Option(D).

What is a triangle?

A three-sided polygon with three corners is termed as triangle.

This is the simplest polygon produced when three non-collinear points are connected by line segments.

Triangles can be classified according to the length of sides and size of the angles. There are several triangles that are as :

Scalene triangle: A triangle without equal sides.

isosceles triangle: A triangle with tow equal and same sides.

ΔABC and ΔDEF are similar because:-  

[tex]\frac{12-6}{4-2} = \frac{27-15}{9-5}[/tex]

[tex]\frac{6}{2} = \frac{12}{4}[/tex]

3 = 3

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The complete question is :-

determine the expected value of the amount that could be paid to mark ross in a settlement. use the 67% probability figure that the plaintiff wins and is awarded 60% of the amount requested. also, determine a maximum and minimum expected value for the settlement figure based on the confidence interval above. be sure to include all the damages mark ross will be able to recover. how would you interpret your expected values?

Answers

As per the probability, to interpret these expected values, we can say that on average, Mark Ross could expect to receive $40,200 if he wins the case and is awarded 60% of the amount requested.

.

To calculate the expected value, we need to multiply the probability of each outcome by the value of that outcome and then add them up. In this case, the outcome is the settlement amount that could be paid to Mark Ross. Let's assume that the amount requested by Mark Ross is $100,000.

The probability that the plaintiff wins and is awarded 60% of the amount requested is 67% * 60% = 40.2%. Therefore, the expected value of the settlement amount is:

Expected Value = 40.2% * $100,000 = $40,200

This means that on average, Mark Ross could expect to receive $40,200 if he wins the case and is awarded 60% of the amount requested.

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EREGENT PLEASE HURRY DONT LIE 40 POINTS

Answers

Step-by-step explanation:

Using the rules of PEDMAS :

32  ÷  10 - 8  ÷ 2 - 3 = 5

32 ÷ (10-8)   ÷  2  -3  = 5

32 ÷ 2  ÷  2  -3  = 5  

       With multiple divisions or multiplications go from L to right in order

16  ÷  2  - 3 = 5

  8 - 3 = 5

1/2 x 12 ÷2-2+11 = 13

1/2 x (12 ÷ 2 - 2) + 11 = 13

1/2 x (6-2) + 11 =13

1/2 (4) + 11 = 13

   2 + 11 = 13

"I NEED HELP PLS" The following figure is made of 1 triangle and 2 rectangles. Find the area of each part of the figure and the whole figure. Figure Area (square units) Rectangle A Triangle B Rectangle C Whole figure

Answers

The area of each part of the figure and the whole figure is Rectangle A = 15 square units
Triangle B = 6 square units
Rectangle C = 8 square units
Whole figure = 29 square units

To find the area of each part of the figure, we need to use the formula for the area of a rectangle and the area of a triangle.

Let's start with Rectangle A. We can see from the figure that its length is 5 units and its width is 3 units. To find its area, we use the formula A = l x w, where A represents the area, l represents the length, and w represents the width. So, for Rectangle A, we have:

A = 5 x 3 = 15 square units

Next, let's move on to Triangle B. We can see from the figure that the base of the triangle is 4 units and the height is 3 units. To find its area, we use the formula A = (1/2) x b x h, where A represents the area, b represents the base, and h represents the height. So, for Triangle B, we have:

A = (1/2) x 4 x 3 = 6 square units

Finally, let's find the area of Rectangle C. We can see from the figure that its length is 4 units and its width is 2 units. To find its area, we use the same formula as for Rectangle A:

A = 4 x 2 = 8 square units

Now that we have the area of each part, we can add them up to find the whole figure. So, we have:

Whole figure = Rectangle A + Triangle B + Rectangle C
Whole figure = 15 + 6 + 8
Whole figure = 29 square units

Therefore, The area of each part of the figure and the whole figure are as follows:
Rectangle A = 15 square units
Triangle B = 6 square units
Rectangle C = 8 square units
Whole figure = 29 square units

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Two years ago, Estelle reserved 24 books in 4 months. Then last year, Estelle reserved books in 36 months. Finally, this year, Estelle reserved 18 books in 3 months. Write this proportional relationship as an equation in the form , where is the unit rate between books and months.

Answers

Answer: To write the proportional relationship between books and months, we can use the formula:

unit rate = (total books) / (total months)

Let's calculate the total books and months for Estelle's reservations:

Two years ago: 24 books in 4 months

Last year: unknown number of books in 36 months

This year: 18 books in 3 months

To find the total number of books for last year, we can use a proportion:

24 books / 4 months = x books / 36 months

Cross-multiplying, we get:

24 * 36 = 4 * x

x = 24 * 9

x = 216

So Estelle reserved 216 books in 36 months last year.

Now we can calculate the unit rate:

unit rate = (total books) / (total months)

unit rate = (24 + 216 + 18) / (4 + 36 + 3)

unit rate = 258 / 43

unit rate = 6

Therefore, the proportional relationship between books and months is:

books = 6 * months

Step-by-step explanation:

5/6 es mayor o menor que 5/2?

Answers

Answer:

5/2 es mayor que 5/6

Step-by-step explanation:

your welcome :D

Mixing two types of sulfuric acid, 20% and 60%, produced 1600 grams of 30% sulfuric acid. The first mixture How many grams were there separately?​

Answers

Therefore , the solution of the given problem of fraction comes out to be 1600 grams of 30% sulfuric acid were created using 1200 grams of 20% sulfuric acid and 400 grams of 60% sulfuric acid.

A fraction is what?

Any arrangement of components of the same size can be used to depict the whole. Quantity is referred to as "a portion" in a specific measure in Standard English. 8, 3/4. Fractions are included in wholes. In mathematics, numbers are represented by the ratio, and these is the ratio's divisor. These are all examples of basic fractions that might be divided by whole integers. The remainder is a difficult fraction despite the amount itself includes a fraction.

Here,

Assume that 1600 grams of a combination of 30% sulfuric acid and 60% sulfuric acid were created using x grams of 20% sulfuric acid and y grams of 60% sulfuric acid.

Equation 1: 1600 = x plus y (total amount of solution)

Equation 2: 0.3(1600) = 0.2x + 0.6y (total amount of solute)

By condensing Equation 2, we obtain:

=>  0.2x + 0.6y = 480

=>  2x + 6y = 4800

=>  x + 3y = 2400

Formula 3:

=>  x + y = 1600

=>  x + 3y = 2400

=>  2y = 800

=>  y = 400

=>  x + 400 = 1600

=> x = 1200

Thus, 1600 grams of 30% sulfuric acid were created using 1200 grams of 20% sulfuric acid and 400 grams of 60% sulfuric acid.

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what is (56 3/4+ 1 3/8)+ 1 1/5

Answers

Answer:

(56 3/4 + 1 3/8) + 1 1/5 = 58 + 23/5 = 293/5 or 58.6

Step-by-step explanation:

The sum of (56 3/4 + 1 3/8) + 1 1/5 can be calculated as follows:

First, we need to add the whole numbers:

56 + 1 + 1 = 58

Next, we add the fractions:

3/4 + 3/8 = (6/8) + (3/8) = 9/8

We can simplify this fraction by dividing both the numerator and denominator by their greatest common factor, which is 1:

9/8 ÷ 1/8 = 9

Finally, we add the last fraction:

9 + 1/5 = (45/5) + (1/5) = 46/5

Again, we can simplify this fraction by dividing both the numerator and denominator by their greatest common factor, which is 2:

46/5 ÷ 2/2 = 23/5

Please help me with this I’m struggling please thanks so much

Answers

Answer:

41cm

Step-by-step explanation:

If observed closely you can see that perimeter C is the merged factor of both perimeter A and B.

To get the perimeter of C, merge both perimeter A and B together

The height will be 10cm

The bottom will be 6cm seeing as the top of perimeter A is 6cm and there are the same length

The top will be 6+7 = 13cm because perimeter A and B have been merged meaning they will be added

The right side will be 5cm because 5cm is the side of perimeter B

The long bottom will be 7cm because it is the same as perimeter B and they have the same length meaning

10+6+13+5+7 =  41cm(The answer is not squared because we only added the sides not multiplied it)

what is the difference between -3 - 6

Answers

Answer: -9

Step-by-step explanation: When you’re subtracting with negative numbers, the subtraction sign changes to an addition sign. Also, negatives and positives always turn out as negatives.

Therefore, -3 - 6 = -9

9 The circumference of a circle is about 124 inches. What is the APPROXIMATE radius of the circle?
A. 20 in
B. 40in
C. 50 in
D. 60 in

Answers

The approximate radius of the circle is about 20 inches. So, the correct option is A. 20 in.

What is radius?

The formula for the circumference of a circle is:

C = 2πr

where C is the circumference and r is the radius.

We are given that the circumference is about 124 inches, so we can write:

124 = 2πr

Solving for r, we get:

r = 124/(2π) ≈ 19.73

Therefore, the approximate radius of the circle is about 20 inches. So, the correct option is A. 20 in.

What is circumference of a circle?

The circumference of a circle is the distance around the edge of the circle. It is the same as the perimeter of any other shape, but specifically for circles.

To calculate the circumference of a circle, you can use the formula:

C = 2πr

where C is the circumference, π (pi) is a mathematical constant approximately equal to 3.14, and r is the radius of the circle (the distance from the center of the circle to any point on the edge).

Alternatively, you can use the formula:

C = πd

where d is the diameter of the circle (the distance across the circle passing through the center).

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Complete question is: 9 The circumference of a circle is about 124 inches. The approximate radius of the circle is about 20 inches. So, the correct option is A. 20 in.

from its 32 regions, the faa selects 6 regions, and then randomly audits 25 departing commercial flights in each region for compliance with legal fuel and weight requirements. this is an example of group of answer choices judgment sampling. cluster sampling. stratified random sampling. simple random sampling.

Answers

The FAA selects 6 regions from its 32 regions, and then randomly audits 25 departing commercial flights in each

region for compliance with legal fuel and weight requirements. This is an example of stratified random sampling.

Stratified random sampling is a type of probability sampling method that involves dividing the population into smaller

groups, or strata, and then selecting samples from each stratum. This sampling technique is used when the population

is too large to sample as a whole, and it is necessary to divide it into smaller, more manageable groups.

Stratified random sampling is designed to ensure that each stratum within the population is adequately represented in

the sample. This is achieved by selecting a random sample from each stratum, with the size of the sample determined

by the proportion of the population that it represents.

By selecting a sample from each stratum, stratified random sampling allows for a more accurate representation of the

population as a whole.

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A student is helping a family member build a storage bin for their garage. They would like for the bin to have a volume of 90 ft3. If they already have the length measured at 6 feet and the width at 5 feet, what is the height needed to reach the desired volume?

Answers

The answer of the given question based on the rectangular prism is ,  the height needed to reach the desired volume of 90 ft³ is 3 feet.

What is Volume?

Volume is a physical quantity that measures the amount of space that an object or substance occupies. It is usually measured in units like cubic meters (m³) or cubic feet (ft³), and it is expressed as the product of three dimensions: length, width, and height.

Volume is important concept in many fields of science, including physics, chemistry, and engineering. It is used to calculate amount of material needed for certain project or to measure capacity of container

The volume of rectangular prism  the formula is:

V = lwh

In this problem, the length is 6 feet, the width is 5 feet, and the desired volume is 90 ft³. So we can put the values into formula and solve for height:

90 = 6 x 5 x h

90 = 30h

h = 90/30

h = 3

Therefore, the height needed to reach the desired volume of 90 ft³ is 3 feet.

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Answer: the answer is 3ft

Step-by-step explanation:

6x5x3=90! hope this helps

the postsurgery survival time of a breast cancer patient is normally distributed with a mean of eight years and a standard deviation of 1.5 years. find the probabilities that a woman with breast cancer will survive after her surgery: g

Answers

The probability that a woman with breast cancer will survive after her surgery is less than -1.33 is approximately 0.0918.

Therefore P(X < 6) = 0.0918 or 9.18%.

 To find the probability that a woman with breast cancer will survive after surgery, we need to use the normal distribution formula.

z = (x - μ) / σ

where z =z-score

x=survival time in years,

μ =mean survival time,

and σ= standard deviation of survival time.

Let X be the survival time, then [tex]X ~ N(8, 1.5^2).[/tex]

a) 10+ year survival probability:

I would like to find P(X > 10). Using the formula above, we get:

z = (10 - 8) / 1.5 = 1.33

A standard normal distribution table or calculator tells us that the probability that z is greater than 1.33 is approximately 0.0918.

Therefore P(X > 10) = 0.0918 or 9.18%. b) 5- to 7-year survival probabilities:

b) 5- to 7-year survival probabilities: I would like to find P(5 < X < 7).

Using the formula above, we get: z1 = (5 - 8) / 1.5 = -2

z2 = (7 - 8) / 1.5 = -0.67

From a standard normal distribution table or calculator, we know that the

probability that z is between -2 and -0.67 is approximately 0.1841.

Therefore P(5 < X < 7) = 0.1841 or 18.41%.

c) Probability of survival <6 years:

Find P(X < 6). Using the formula above, we get:

z = (6 - 8) / 1.5 = -1.33

A standard normal distribution table or calculator tells us that the probability that z is less than -1.33 is approximately 0.0918. Therefore P(X < 6) = 0.0918 or 9.18%.  

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a travel agency is giving away a free trip as part of a grand opening. the trip will be to one of the ten locations listed. london paris rome sydney athens nassau hong kongmadridtokyorio de janeiro what is the probability that a trip will be to either nassau or paris?

Answers

Answer: 1/5

Step-by-step explanation:

The probability that a trip will be to either Nassau or Paris is 0.2 or 20%.

Given, a travel agency is giving away a free trip as part of a grand opening.

The trip will be to one of the ten locations listed. The 10 locations are London, Paris, Rome, Sydney, Athens, Nassau, Hong Kong, Madrid, Tokyo, and Rio De Janeiro.

To find the probability, we need to find how many outcomes are favorable to the event "the trip is to Nassau or Paris" and divide by the total number of possible outcomes.

So, favorable outcomes = 2 (Nassau, Paris)

Total possible outcomes = 10

Probability = (Favorable outcomes)/(Total possible outcomes)= 2/10= 0.2 or 20%.

Therefore, the probability that a trip will be to either Nassau or Paris is 0.2 or 20%.

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X, Y and Z are three points on a map.

Y is 80km and on a bearing of 190° from X.

Z is on a bearing of 140°, from Y.

Z is due south of X.

Calculate the distance between X and Z rounded to 1 DP.

Answers

So the distance between X and Z is simply 80 km. Rounded to one decimal place, this is 80.0 km.

What is trigonometry?

Trigonometry is a branch of mathematics that focuses on the relationships between the sides and angles of triangles. It involves the study of trigonometric functions, which relate angles and sides of a right triangle, as well as the application of these functions to various real-world problems such as navigation, physics, and engineering. Trigonometry has a wide range of applications in fields such as science, engineering, architecture, and more.

Here,

First, we need to find the coordinates of each point. Let's assume that X is located at the origin (0,0) on the map. From X, we know that Y is 80 km away on a bearing of 190°. This means that Y is located 80 km to the southwest of X. To find the coordinates of Y, we need to use trigonometry. Let's define angle A as the angle between the positive x-axis and the line XY. Then we can use the cosine and sine functions to find the x and y coordinates of Y:

cos(A) = adjacent/hypotenuse = x/80

sin(A) = opposite/hypotenuse = -y/80 (note the negative sign because Y is southwest of X)

Solving for x and y, we get:

x = 80 cos(A)

y = -80 sin(A)

Now we need to find the coordinates of Z. We know that Z is due south of X, which means it lies on the y-axis. We also know that Z is on a bearing of 140° from Y, which means it forms a 40° angle with the negative y-axis. Let's call this angle B. Using trigonometry again, we can find the distance between Y and Z (which we'll call d) and the coordinates of Z:

cos(B) = adjacent/hypotenuse = x/d

sin(B) = opposite/hypotenuse

= -y/d (again note the negative sign)

We want to find d, so we can rearrange the cosine equation:

d = x/cos(B)

Substituting in the expressions for x and y in terms of A, we get:

d = (80 cos(A))/cos(B)

Finally, we need to eliminate the variables A and B. We know that A + B = 180° because angle AYX + angle BYZ = 180°. Rearranging, we get:

B = 180° - A

Substituting into the expression for d, we get:

d = (80 cos(A))/cos(180°-A)

Simplifying using the cosine difference identity, we get:

d = (80 cos(A))/(-cos(A))

= -80

This negative distance means that Z is actually due north of X, which makes sense because it is "directly south" of X on the map. So the distance between X and Z is simply 80 km.

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A girl on the top of a building 45m tall observes a var on the opposite side of the road and find the angel of depression to be 60° find the distance the foot of the building and the car​

Answers

Answer:

the distance from the foot of the building to the car is approximately 25.98 meters.

can someone help with question d step by step thank u

Answers

Answer:
y = 1 would just be a horizontal line crossing the y - axis at “1”
(the image I inserted below/above would be where you would draw the line though it isn’t really straight)

The table below summarizes some of the characteristics of the Solar System's planets.
Orbital Period
(Earth years)
OC.
Average
Average
Planet Orbital Radius Orbital Speed
(km)
(km/s)
150 million
29.8
778 million
13.1
228 million
Mercury
58 million
Neptune 4,515 million
Saturn
1,427 million
Uranus
2,871 million
Venus
108 million
OD.
Earth
Jupiter
Mars
24.1
47.9
5.43
9.65
6.80
35.0
Based on the information in the table, which of the following statements is true?
OA. The closer a planet is to the Sun, the slower it moves on its orbital path
COB. The farther a planet is from the Sun, the slower it moves on its orbital path.
There is no relation between orbital radius and orbital period.
There is no relation between orbital speed and orbital radius.

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Based on the information in the table, the statement that is true is: The farther a planet is from the Sun, the slower it moves on its orbital path. Therefore the correct option is option B.

This is implied by the fact that as a planet gets further from the Sun, its orbital period, or the amount of time it takes to complete an orbit around the Sun, lengthens.

A planet's orbital radius increases with distance from the Sun and takes longer to complete. When a planet is farther from the Sun, it travels a greater distance in one orbit, hence its orbital speed must be slower to account for this greater distance. Therefore the correct option is option B.

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I need help asap !!!!

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Answer:

To find the area of the rectangle, you would do length times width, so it would be (4+√3)(2-√3)

Then the area would be 5.732050808 which would round up to 5.73.

To find the perimeter you would do P=2(l+w), so you would have 2(4+√3)(2-√3)

Then you would get 11.46, which you would round up to 11.5.

All in all:

Area = 5.73

Perimeter = 11.5

Step-by-step explanation:

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