Answer:
13.2
Step-by-step explanation:
40 decreased by 33% = 26.8
Absolute change (actual difference):
26.8 - 40 = - 13.2
A square dining room table has a perimeter of (12x "-40)" feet.Which expression represents the side length of the table (in feet)
The equation that represents the length of the square dining room in feet is (1/4)x - 5/6.
What are the dimensions of a square?The area of a square is a product of it's any two sides or a product of diagonals divided by two. If a side has a length 'a' then the diagonal is a√2.
The perimeter of a square is the sum of the lengths of all the sides.
We know the perimeter of a square is 4×side.
We also know that 1 foot is equal 12 inches.
Given, A square dining room table has a perimeter of (12x - 40)".
Now if we factor out a 4 we'll have the side inside the bracket which is,
4(3x - 10)'', This is in inches to convert it to feet we have to divide what is inside the bracket by 12 which is,
= (3/12)x - 10/12 feet.
= (1/4)x - 5/6 feet.
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Which explanation can be used to informally derive the formula for the volume of a cylinder? Responses A cylinder consists of 2 circles on the top and the bottom. Determine the circumference of each circle and add the circumferences together. To get the body of the cylinder, multiply it by the height of the cylinder. A cylinder consists of 2 circles on the top and the bottom. Determine the circumference of each circle and add the circumferences together. To get the body of the cylinder, multiply it by the height of the cylinder. A cylinder is similar to a triangular prism except it does not have edges. The volume of a cylinder can be found by using the volume of a triangular prism. However, instead of using the base length of the triangle, use the radius of the cylinder. A cylinder is similar to a triangular prism except it does not have edges. The volume of a cylinder can be found by using the volume of a triangular prism. However, instead of using the base length of the triangle, use the radius of the cylinder. A cylinder is approximately equivalent to 3.5 spheres of the same radius stacked on top of each other. The volume of a cylinder is the volume of a sphere times 3.5. A cylinder is approximately equivalent to 3.5 spheres of the same radius stacked on top of each other. The volume of a cylinder is the volume of a sphere times 3.5. A cylinder is like a stack of circles. The volume of a cylinder would be the area of the circle times the height of the cylinder. The height of the cylinder represents how many circles are in the stack. A cylinder is like a stack of circles. The volume of a cylinder would be the area of the circle times the height of the cylinder. The height of the cylinder represents how many circles are in the stack.
The explanation can be used to informally derive the formula for the volume of a cylinder, which is the correct answer would be option (D).
What is a cylinder?Usually, a cylinder was a three-dimensional solid, one of the most fundamental curvilinear geometric forms. It is a prism with a circle as its basis in elementary geometry. In some recent fields of geometry and topology, a cylinder can alternatively be defined as an infinite curved surface.
Given that, Which explanation can be used to informally derive the formula for the volume of a cylinder
We know that the volume of a cylinder = πr²h
So, consider option (D).
A cylinder is similar to a circular stack. The volume of the cylinder would be equal to the area of the circle multiplied by the cylinder's height. The height of the cylinder reflects the number of circles in the stack.
Therefore, we get the formula πr²h, where πr² represents the area of the circle and h the height of the circle.
Hence, With this reasoning, we may get the formula for cylinder volume informally.
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Solve for x
A) 0.9
B) 160
C) 10
D) 1.1
Answer:
A) 0.9
Step-by-step explanation:
Since these chords are perpendicular, we know that the proportion of each length is equal. Thus 3/40 = x/12, which we can solve to find x = 0.9
If it is 10:00 A.M. Friday in Miami, Florida Eastern time zone (based on 75o W), what is time and day is it in Los Angeles California (120oW), Pacific Time zone
Therefore, the answer to the time dilemma is 7 am on Friday, which is the right choice.
Define time.In mathematics, time is described as a continuously and continuous series of events that take place in chronologically from the past through to the present and into the future. The duration of events, the gaps between them, or even the sequence of occurrences can all be quantified, measured, or compared using time.
Here,
If it is 10 a.m. on Friday in Miami, Florida's Eastern time zone, it is 7 a.m. on Friday in Los Angeles,
California's (120 o W) pacific time region
since Miami, Florida's Eastern time zone is three hours early of Los Angeles.
Thus,
the correct response is 7 am on Friday.
Therefore, the answer to the time dilemma is 7 am on Friday, which is the right choice.
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Select the values that make the inequality 5u> -80 true. Then write an equivalent
inequality, in terms of u.
(Numbers written in order from least to greatest going across.)
-26
0 -17
0-13
0 -21
☐ -16
Submit Answer
0 -11
Equivalent Inequality: u
□ -19
0-15
-6
The value u > -16 that makes the inequality 5u > -80 is true.
What is an inequality?In mathematics, "inequality" refers to a relationship between two expressions or values that are not equal to each other. To solve the inequality, you may multiply or divide each side by the same positive number, add the same amount to each side, take the same amount away from each side, and more. You must flip the inequality sign if you multiply or divide either side by a negative number.
Given:
We have the inequality,
5u > -80
To find the solution set of the inequality;
Divide by 5 to both sides,
5u/5 > -80/5
u > -16.
That means, the inequality is true for u > -16.
Therefore, the inequality is true for u > -16.
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What is -(-7)
GIVING BRAINLIEST
Step-by-step explanation:
answer is +7
hope it helps you
Alicia says the expression 2(m +4)+5 is equivalent to the expression 2m+13. Identify two properties that can be used to support Alicia's claim and justify your answer
What property of multiplication is 5x1 5 1x5 5?
The property used in this is the commutative law of multiplication.
What is the commutative law of multiplication?
In mathematics, commutative law refers to either of two rules relating to the addition and multiplication of numbers that are expressed symbolically as a + b = b + a and ab = ba. These principles imply that rearranging the terms or factors of any finite sum or product has no effect on it.
Here, we have
Given: 5x1 = 5 = 1x5
We have to find which property of multiplication is applied here.
5x1 = 5
1x5 = 5
We concluded from the given statement that the commutative law of multiplication is applied here.
commutative law of multiplication: ab = ba
Hence, the property used in this is the commutative law of multiplication.
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f(x) = -1/2x^2 + 3/2x - 2 I need to find the zeros
Answer:
{-1, 4}
Step-by-step explanation:
In the given f(x) = -1/2x^2 + 3/2x - 2
set f(x) = 0 and then multiply all the numeric terms by -2 to remove the fractions:
f(x) = -1/2x^2 + 3/2x - 2 = 0 => 1x^2 - 3x - 4 = 0
This factors into (x - 4)(x + 1) = 0, whose roots are {-1, 4}. These are the zeros.
Can someone please explain how to do this I going to have it on a test PLEASE HELP
Answer:
The Number is 11
Step-by-step explanation:
by first condition
we got it is an odd number
second condition
number less then12
third condition
between 10 to 14
Now,
odd number between 10 to 14
is 11 and 13
13 is greater then 12
therefore 11 is your answer
What is the solution
Answer: (-1,-1)
3rd option
Step-by-step explanation:
Please Help!!
Translate Pre Image coordinates
using the rule (y – 10).
A (9, 15) B (-1, 5) C (-1, 15)
Post Image Coordinates:
A’ ________ B’ ________ C’ _________
Answer:
A' = (9, 5)
B' = (-1, - 5)
C' = (-1, 5)
Step-by-step explanation:
A' = (9, 15 - 10) = (9, 5)
B' = (-1, 5 - 10) = (-1, - 5)
C' = (-1, 15 - 10) = (-1, 5)
x / 7 = -8
what is the answer
A:15
B: -15
C: 56
D: -56
Answer:
x / 7 = -8
D) -56
-56/7 = -8
Answer:
D. X=-56 (the answer should have a negative sign.)Step-by-step explanation:
To solve this problem, first, you have to isolate by the x from one side of the equation.
Multiply by 7 from both sides of an equation.
x/7=-8
[tex]\sf\dfrac{7x}{7}=7(-8)[/tex]
Solve.
7(-8)=-56
[tex]\large\boxed{x=-56}[/tex]
Therefore, the correct answer is d. x=-56.
Three rectangular prisms are shown below.
Which statement is true?
The volume of Prism A is less than the volume of Prism C.
Prism B has the greatest volume.
Prism B has a greater volume than Prism C.
Prism B and Prism C have the same volume.
Answer:
Prism B has a greater volume than Prism C
Step-by-step explanation:
Prism A: 36
Prism B: 30
Prism C: 28
A quadrilateral has only 2 right angles and 1 pair of parallel sides. What is the name of the quadrilateral?
pls help
Answer: Trapezium
Step-by-step explanation:
Given
Quadrilateral has only 2 right angles and 1 pair of parallel sides. This is possible in case of trapezoid. Here, 2 non-parallel side are connected with parallel sides which forms right angle. This can be shown by the figure shown below.
in a right triangle with sides a and b and c where c is the hypotneuse, what is the cosine of angle A?
In a right triangle with sides a and b and c where c is the hypotenuse, then the cosine of angle A is the ratio of Adjacent side to the angle A and Hypotenuse of triangle.
In the given question, in a right triangle with sides a and b and c where c is the hypotenuse, then we have to find the cosine of angle A.
A right triangle is a triangle with one of the internal angles at 90 degrees. The hypotenuse, the side of the right triangle that is opposite the right angle and is also its longest side, and the height and base are the two arms of the right angle.
The cosine of angle A is the ratio of Adjacent side to the angle A and Hypotenuse of triangle.
Cosine of angle A = Adjacent side to the angle A/Side adjacent to the angle A
Cosine of angle A = b/c
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A person invests 7000 dollars in a bank. The bank pays 6.25% interest compounded
semi-annually. To the nearest tenth of a year, how long must the person leave the
money in the bank until it reaches 11300 dollars?
Answer:
5.3 years or 17.2 years
Step-by-step explanation:
Find the length of each arc
Answer:
look at the picture I sent
The diameter of the circle above is 86 cm. What is the circumference of the circle? (Use = 3.14.)
Answer:
Yes
Step-by-step explanation:
According to my calculation, yes it is
Remember, adjectives in Spanish agree with the gender of the noun they describe.
Por ejemplo: el chico ordenado / la chica artística
Answer:
The correct translation fo the sentences for each case is:
Una chica seria.El chico talentoso.Una chica extrovertida.El helado sabroso.Un libro gracioso.Step-by-step explanation:
In Spanish, the phrases regularly have the next order:
Article / Noun / AdjectiveBy this reason, in all of the phrases I put the adjective at the end, and the noun in the middle. By other side, you must pay attention that the adjective agree with the noun, how you can see in the answer, I show you how, when it's a masculine noun, finished in vowels as "o," the adjective finishes in a masculine form too ("o" in the exercises), by last, when the noun ends in a feminine form, the adjective finishes in a femenine form too (in the exercise you can see the noun and the adjective finishes in "a").
uhm help please no links -^-
Answer:
x = 58
Step-by-step explanation:
180 - 148 = 32
32 + 90 + x = 180
122 + x = 180
180 - 122 = x
x = 58
Have a nice day!
Answer:
x=58
Step-by-step explanation:
because i have took this test
Does 5 12 13 make a right triangle?
The sides of the triangle having length as 5 units , 12 units and 13 units make a Right Triangle because the condition to form a right triangle is satisfied by the given sides .
The Pythagoras Theorem is used to check whether the sides form a right triangle or not , it states that square of the lonest side (hypotnuse) of the triangle is equal to sum of square of other two sides ( perpendicular and Base) ,
The side lengths of triangle = 5 units , 12 units and 13 units ,
By Pythagoras theorem , we have [tex]13^{2} = 12^{2} + 5^{2}[/tex]
On simplifying ;
we get ;
[tex]169 = 144 + 25[/tex] ;
[tex]169 = 169 ;[/tex]
the condition of Pythagoras theorem is satisfied ,
that means the sides form a right triangle .
Therefore , the side 5 units , 12 units and 13 units make a right triangle .
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Someone help plz make sure it’s right:) will make brainiest
The table shows pairs of values for the linear function f(x) = 3x
f(x)
-2
1
4
7
10
X
0
1
2
3
4
Which conjecture about linear functions in general is best supported by the
table?
Equal changes in the value of x
result in equal changes in the value
of y.
B. The difference between the x- ar
y-values in each ordered pair (x,
is a constant.
Answer:
the answer is. The answer is
57
Step-by-step explanation:
Carlton is using the following data samples to make a claim about the house values in his neighborhood:House ValueA $100,000B $600,000C $650,000D $700,000E $900,000Based on the data, should Carlton use the mean or the median to make an inference about the house values in his neighborhood?He should use the median because there is an outlier that affects the mean.He should use the mean because there are no outliers that affect the mean.He should use the mean because it is in the center of the data.He should use the median because it is in the center of the data.
The option A "He should use the median because there is an outlier that affects the mean." is correct.
It is clear from the data that option E's house is much more expensive than those in the other options. A $9,00,000 price is therefore an outlier in this set of data.
In symmetrically distributed data, an inference is made using the mean. Due to the inclusion of an outlier, the data is not symmetrical. As a result, the mean won't accurately depict the data's centre. As a result, we shall refrain from drawing conclusions about the pricing of the residences using the mean.
Therefore, since the median is unaffected by outliers, we shall use it.
Therefore, since there is an outlier that influences the mean, we will utilise the median. The answer is (A).
Your sincere criticism is crucial for better outcomes.
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Which ordered pairs are the answer
Answer:
(4,14) (8,28))
Step-by-step explanation:
3.5(4) = 14
3.5(8) = 28
PLEASE HELP ASAP!! :D
Answer:
Scale factor 2
Step-by-step explanation:
I compared the length of each side.
TS was 6 units long, while HG was 3
6/3 = 2
You can do the same with other sides, since the shapes are congruent.
RS is 4 units, and FG is 2
4/2 = 2
Answer:
Oh so this is the other thing
Step-by-step explanation:
Anyways the scale factor is two
You dont have to mark me brainiest
Sonji has $5.25 in nickels and dimes.The coin value can be modeled by the equation , where d represents the number of dimes and n represents the number of nickels. If Sonji has 21 dimes, how many nickels does she have
The number of nickels that Sonji has as per the given equation is 63.
What is the value of N mean?In mathematical operations, “n” is a variable, and it is often found in equations for accounting, physics and arithmetic sequences. A variable is a letter or symbol that stands for a number and is used in mathematical expressions and equations. In an arithmetic sequence, which is a list of numbers that follow a pattern, “n” is a variable representing the number of the term to find.For instance, if students want to find the value of the seventh term, “n” would be 7. In physics, an equation for standing waves uses “n” as an integer symbolizing the harmonic number or number of antinodes. The equation evaluates the length of the string in terms of its wavelength. In accounting, “n” is used in the equation for compound interest. It represents the number of compounding in 1 year.We are given the information that Sonji has 21 dimes (which means that d=21). We can use the equation to find the number of nickels n.
0.10d + 0.05n = 5.25
0.10(21) + 0.05n = 5.25
2.10 + 0.05n = 5.25
0.05n = 3.15
n = 3.15 / 0.05
n = 315 / 5
n = 63
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probability:
a) A family wants to have 4 children. Design and do a simulation to determine the probability that, if they do have 4 children, they will have two boys and two girls. (Hint: Use coins.)
b) A basketball player is shooting free throws blindfolded. He shoots in groups of 4 shots. Assume that it is equally likely that he will hit or miss a shot. Design and do a simulation to determine the probability that he will hit at least 75% of his shots within the groups. (Hint: Use coins.)
a) A simulation of the probability that a family with 4 children will have 2 boys and 2 girls can be done using coins. We can represent boys as heads (H) and girls as tails (T).
To simulate the birth of one child, we will flip a coin. If it comes up heads, it represents the birth of a boy, and if it comes up tails, it represents the birth of a girl. We will repeat this process four times to simulate the birth of four children.
We can use the simulation to estimate the probability of the family having 2 boys and 2 girls. We can do this by performing the simulation multiple times (e.g. 100, 1000 or more) and counting the number of times that the family has 2 boys and 2 girls.
The probability can be calculated by dividing the number of successful outcomes (2 boys and 2 girls) by the total number of simulations.
b) A simulation of the probability that a basketball player will hit at least 75% of his shots within the groups can be done using coins. We can represent hitting a shot as heads (H) and missing a shot as tails (T). To simulate one shot, we will flip a coin. If it comes up heads, it represents hitting the shot, and if it comes up tails, it represents missing the shot. We will repeat this process four times to simulate the shooting of four shots.
To determine the probability of hitting at least 75% of the shots, we will perform the simulation multiple times (e.g. 100, 1000 or more) and count the number of times that the player hits at least 3 out of 4 shots.
The probability can be calculated by dividing the number of successful outcomes (3 or 4 shots hit) by the total number of simulations
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A vacation home in Orlando, Florida, rents for $105 per day. The function gives the cost of renting the home for x days. What is the domain of this function?
A.{0,1,2,3,...}
B. all real numbers
C.{0,105,210,315, ...}
D.x≥0
Answer:
A.
Step-by-step explanation:
The domain has to be a number of days, counted using whole numbers. It might be tempting to choose answer D, but that set includes numbers like 3.1416. Really? I want to rent a vacation home for 3.1416 days? :-)