Find the area of the rectangle with length 27 inches and width 40 inches. (1 point)
67 in. 2
134 in. 2
1,080 in. 2
10,800 in. 2

Answers

Answer 1

Answer:

1,080 square inches

Step-by-step explanation:

27 inches * 40 inches = 1,080 square inches


Related Questions

When building a house, the number of days required to build varies inversely with with the number of workers. One house was built in 10 days by 40 workers. How many days would it take to build a similar house with 25 workers?

Answers

Answer:

16 days

Step-by-step explanation:

Please help me understand the question

Answers

Answer:

180 units^2

Step-by-step explanation:

The formula to find the area of a sphere is:

A=4(pi)(r)^2

A sphere with radius 2r has an area = 4π(2r)² = 4π.4r² = 16πr²

The ratio of the larger sphere to the smaller = 16πr² : 4πr² = 4 : 1

If the area of the smaller sphere is 45 units then the area of the larger sphere is 45 x 4 = 180 units^2.

hope this helps :)

find the average rate of change of f(x) = 3x - 7 over the interval 1 ≤ x ≤ 5

Answers

Answer:

If the interval is 1 < x < 3, then you are examining the points (1,4) and (3,16). From the first point, let a = 1, and f (a) = 4. From the second point, let b = 3 and f (b) = 16. The average rate of change is 6 over 1, or just 6.

Step-by-step explanation:

If the interval is 1 < x < 3, then you are examining the points (1,4) and (3,16). From the first point, let a = 1, and f (a) = 4. From the second point, let b = 3 and f (b) = 16. The average rate of change is 6 over 1, or just 6.

Which choice is equivalent to the expression below?

√-125

A. 5i√5

B. -5i

C. 5i√-5

D. 5i

E. √125

Answers

Answer:

5i√5

Step-by-step explanation:

Remark

125 factors

It is factored into 5*5*5

The rule for √5*5*5  is that two can be taken outside the square root sign. I is placed in front of the root sign like 5√ and the other 5 is thrown away.

The remaining 5 is left under the root sign

As usual

√-1 is i is taken outside the root sign

Solution

5i √5 is what you get.

Find the area of the circle shown.

Use 3.14 as an approximation for π. Round your answer to the nearest tenth.
radius is 1.5 cm

Answers

Answer:

7.1 cm^2

Step-by-step explanation:

Area  = pie * radius^2

Area = pie * 1.5^2

= 7.0685

Answer: 7.1 cm ^2

Step-by-step explanation:

Someone help pls tysmmm

Answers

Answer:

29

Step-by-step explanation:

Substitute v = 15 into 14 + v

14 + 15 = 29

Hope this helps :)

{96/[36/3-(18 x 2 - 30)]} / (31-16+1)

Answers

Answer:

-1/2

Step-by-step explanation:

pemdas rules

1. 18 x 2 - 30 = 6

2. 3-6= -3

3. 36/-3 = -12

4. 96/-12 = -8

5.  (31-16+1) = 16

6. -8/16 = -1/2

NO LINKS!!!

Three statements were made about each problem. Two are true and one is false. Mark each statement as true or false and rewrite the false statement to make it true. ​

Answers

Answer:

Step-by-step explanation:

Answer:

1)  True, True, False

Rewritten statement:  46,013.86 cm³ of water was used to fill 40 balloons

2) False, True, True

Rewritten statement:   The formula [tex]\sf V= \sf \dfrac43 \pi (2.4)^3[/tex] can be used to find the volume of the model of Earth.

3) True, False, True

Rewritten statement:  The volume of all the basketballs is 13,467.62 in³

Step-by-step explanation:

Question 1

[tex]\textsf{Volume of a sphere}=\sf \dfrac43 \pi r^3 \quad \textsf{(where r is the radius)}[/tex]

Given:

r = 6.5 cm

Substituting the given radius into the formula:

[tex]\begin{aligned}\implies \sf V & = \sf \dfrac43 \pi (6.5)^3\\\\& =\sf \dfrac{2197}{6} \pi \\\\& = \sf 1150.35\: cm^3 \:(nearest\:hundredth)\end{aligned}[/tex]

[tex]\textsf{Volume of 40 balloons}=\sf 40 \times \dfrac{2197}{6} \pi=46013.86\:cm^3\:(nearest\:hundredth)[/tex]

Rewritten statement:  46,013.86 cm³ of water was used to fill 40 balloons

-------------------------------------------------------------------------------------------------------

Question 2

[tex]\textsf{Volume of a sphere}=\sf \dfrac43 \pi r^3 \quad \textsf{(where r is the radius)}[/tex]

Earth

Given:

diameter = 4.8 cm ⇒ r = 2.4 cm

Substituting the given radius into the formula:

[tex]\implies \sf V= \sf \dfrac43 \pi (2.4)^3[/tex]

[tex]\implies \sf V=57.91\:cm^3\:(nearest\:hundredth)[/tex]

Rewritten statement:  

The formula [tex]\sf V= \sf \dfrac43 \pi (2.4)^3[/tex] can be used to find the volume of the model of Earth.

Saturn

Given:

diameter = 45.6 cm ⇒ r = 22.8 cm

Substituting the given radius into the formula:

[tex]\implies \sf V= \sf \dfrac43 \pi (22.8)^3[/tex]

[tex]\implies \sf V=49647.02\:cm^3\:(nearest\:hundredth)[/tex]

Difference between models= 49,647.02 - 57.91 = 49,589.11 cm³

-------------------------------------------------------------------------------------------------------

Question 3

[tex]\textsf{Volume of a cylinder}=\sf \pi r^2 h \quad\textsf{(where r is the radius and h is the height)}[/tex]

Given:

r = 21 inh = 54 in

Substituting the given values into the formula:

[tex]\implies \sf V=\pi (21)^2(54)[/tex]

[tex]\implies \sf V=23814\pi[/tex]

[tex]\implies \sf V=74813.89\:in^3\:(nearest\:hundredth)[/tex]

[tex]\textsf{Volume of a sphere}=\sf \dfrac43 \pi r^3 \quad \textsf{(where r is the radius)}[/tex]

Given:

diameter = 9.5 in ⇒ r = 4.75 in30 basketballs

[tex]\begin{aligned}\textsf{Volume of all 30 basketballs} &=\sf 30 \times \dfrac{4}{3}\pi (4.75)^3\\ & =\sf 13467.62\:in^3\:(nearest\:hundredth)\end{aligned}[/tex]

Rewritten statement:  The volume of all the basketballs is 13,467.62 in³

Empty space in the container = volume of container - volume of basketballs

⇒ 74813.89 - 13467.62 = 61,346.27 in³

Distance between athe and moon written in scientific notation

Answers

Answer:

here

Step-by-step explanation:

The distance between the earth and the moon is approximately 384000 km. To Do: Express the distance in meters in exponential notation. Therefore the answer is 3.84 × 10 8 m.

What integer best represents
a withdrawal of $85?

Answers

Answer:

the answer is -85 good luck on your test or honework :)

What is the greatest common factor of 21 and 64?

Answers

Answer:

1

Step-by-step explanation:

Factors of 21: 1, 3, 7, and 21

Factors of 64: 1, 2, 4, 8, 16, 32, and 64

These numbers do not share any other factors other than 1

Find the sum of the first 150 positive even integers.

Answers

Answer:

Sum of first 150 positive even integers is 22650

Step-by-step explanation:

We know that first 150 postive even Integers are 2,4,6,8,10... 300.

Here,

First term (a) = 2 Comman difference (d) = 4 - 2 = 2 Total terms (n) = 150Last term (aₙ) = 300

[tex]\\[/tex]

Substituting values in the formula:

[tex] \\ :\implies \sf \: \: S_{n} = \dfrac{n}{2} (a + a_{n}) \\ \\[/tex]

[tex] :\implies \sf \: \: S_{n} = \dfrac{150}{2} (2 + 300) \\ \\ [/tex]

[tex] :\implies \sf \: \: S_{n} = 75(302) \\ \\ [/tex]

[tex] :\implies \: \:{ \underline{ \boxed{ \pmb{ \pink { \rm{S_{n} = 22650 }}}}}} \\ \\[/tex]

Sum of first 150 positive even integers is 22650

Answer:

The number series 2, 4, 6 , 8. . . . , 150.The first term (a) = 1The common difference (d) = 4 – 2 = 2Total number of terms (n) = 150last term (an) = 300

Formula for finding sum of nth terms =

n/2 × (a + an)

putting the known values ,

Sum = 150/2 × ( 2+300)

Sum = 75 × 302

Sum of first 150 positive even integers = 22650

what is the perimeter of a rectangular playground 30 m long and 24 m wide

Answers

Answer:

108m

Step-by-step explanation:

2 sides are 30m long and 2 sides are 24m long.

Add all 4 sides of the playground to find the perimeter.

30m + 24m + 30m + 24m = 108 m

Perimeter is found by adding all sides of your shape so 30m + 30m + 24m + 24m = 108m

Solve This Quadratic:

7x²-26x-45

Answers

Answer:

(7x+9)(x-5)

Hope this helps!

Help! please last question

Answers

Step-by-step explanation:

The centroid O cuts every median in the ratio 2:1. The distance between a vertex and the centroid is twice the distance between the centroid and the midpoint of the opposite side.

Therefore: |OD| = 2|OCI

3x-2=2(5x)

3x-2=10x

7x=-2

x=(-2/7)

What’s life about and why are we here on this earth

Answers

Making friends and taking trips and big dumps

Many out there got different opinions on this especially with the influence of religion and science.

LIFE is about learning the best in you and others. Its about loving, being kind and to be someone of great worth who at the the end of the day makes a mark of positivity in every life encountered. Its about living a life of meaning and that's all that matters. Every religion holds it's own perspectives and it's most important that you choose to believe in a religion that helps better Express your faith.

remember that there'll be a day you sit back and look at the life you "lived"

make sure that the choices you make now don't bring ANY regrets.

Evaluate tan (x + pi/2) for x = pi/2​

Answers

Answer:

0

Step-by-step explanation:

tan(x + [tex]\frac{\pi }{2}[/tex] ) ← substitute x = [tex]\frac{\pi }{2}[/tex]

tan([tex]\frac{\pi }{2}[/tex] + [tex]\frac{\pi }{2}[/tex] )

= tanπ

= 0

A cylinder and its dimensions are shown in the diagram. Which equation can be used to find V, the volume of the cylinder in cubic centimeter? I think A. is the answer :)

Answers

Answer: it’s simply a

Step-by-step explanation: X =bsquare

Mr. Smith has 847 gallons of paint. If he uses 1/3 of his paint to paint his fence, how much paint did use to paint his fence?

Answers

Answer:

282.3 gallons

Step-by-step explanation:

if needed you can round to 282

which of the following is an algebraic equation. a. 10+5=15. b. 10x+5=15. c. 10x+5. d. 10+5​

Answers

B, an equation has to have a variable and a equal sign in it.

Зу - 10 < 11
How to solve




Answers

Answer:

y<7

Step-by-step explanation:

3y-10 < 11     add 10 to both sides of the equation

3y < 21      divide by 3

y < 7

In 2018, RAND Corporation researchers found that 71% of all individuals ages 66 to 69 are adequately prepared financially for retirement. Many financial planners have expressed concern that a smaller percentage of those in this age group who did not complete high school are adequately prepared financially for retirement.

In a random sample of 300 people from the 66-69 age group who did not complete high school, 165 were not prepared financially for retirement. What is the p-value for your hypothesis test (to 4 decimals)? If your answer is zero, enter "0".

Answers

Using the z-distribution, as we are working with a proportion, it is found that the p-value of the test is of 0.

What are the hypothesis tested?

At the null hypothesis, it is tested if the proportion is of 71%, that is:

[tex]H_0: p = 0.71[/tex]

At the alternative hypothesis, it is tested if the proportion has decreased, that is:

[tex]H_1: p < 0.71[/tex].

What is the test statistic?

The test statistic is given by:

[tex]z = \frac{\overline{p} - p}{\sqrt{\frac{p(1-p)}{n}}}[/tex]

In which:

[tex]\overline{p}[/tex] is the sample proportion.p is the proportion tested at the null hypothesis.n is the sample size.

In this problem, we have that the parameters are:

[tex]n = 300, \overline{p} = \frac{165}{300} = 0.55[/tex]

Hence, the value of the test statistic is found as follows:

[tex]z = \frac{\overline{p} - p}{\sqrt{\frac{p(1-p)}{n}}}[/tex]

[tex]z = \frac{0.55 - 0.71}{\sqrt{\frac{0.71(0.29)}{300}}}[/tex]

z = -6.11

What is the p-value of the test?

Using a z-distribution calculator, with a left-tailed test, as we are testing if the proportion is less than a value, and z = -6.11, it is found that the p-value is of 0.

More can be learned about the z-distribution at https://brainly.com/question/26454209

Find the product of the following by writing one of numbers as the sum or difference of two numbers -

785*105
1006*95
3096*91​

Answers

Answer:

Step-by-step explanation:

Use distributive property: a*(b+c) =a*b +a*c

1) 785 * 105 = 785 * (100 + 5)

                  = 785*100 + 785*5

                  = 78500 + 3925

                  = 82425

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

2) 1006 * 95 = (1000 + 6) *95

                     = 1000*95 + 6*95

                      = 95000 + 570

                     = 95570

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

3) 3096*91  = 3096 * (100 - 9)

                    = 3096*100 - 3096*9

                    = 309600 - 27864

                    = 281736

Help please! Again this is the last question

Answers

19/2: 3/5 = 19/2 · 5/3 = 19 · 5/2 · 3 = 95/6 = 15 5/6.

5/6 = 25/30
3/5 = 18/30

5/6 is greater than 3/5.

15 + 1 = 16

The answer is D: 16

Given the functions:
f (x) = -6x - 19
g(x) = -11x + 9
h (x) = 17x +4
Find f (3)

Answers

Answer:

f(3) = -37

Step-by-step explanation:

f (x) = -6x - 19

Let x = 3

f (3) = -6*3 - 19

      = -18-19

      = -37


There are people fishing at Lake Connor: 4 have fishing licenses, and 4 do not. An inspector chooses two of the people at random. What is the probability that
the first person chosen does not have a license and the second one does? Write your answer as a fraction in simplest form

Answers

every other person has one

I NEED HELP WITH NUMBER 7

Answers

Answer:

c po

because that is the answer in the bakc of my module hope its help

D would be the answer

I hope this helps you :)

Find the slope of the line that passes through 4, −6 and −3, 1 . Write your answer in simplest form. Select "Undefined" if applicable.
The slope is ______ .

Answers

To find the slope between two points:

 ⇒ must know the slope's formula

            [tex]\frac{y2-y1}{x2-x1}[/tex]

(x1, y1) --> any point on the line (x2, y2) --> any point on the line but (x1, y1)

Let's consider the information given

  ⇒ given two points ⇒ (4, -6) and (-3,1)

Let's set: (you can interchange the two values of (x1,y1) and (x2,y2), it doesn't change the answer in any way)

          (x1, y) --> (4, -6)

          (x2, y2) --> (-3, 1)          

Let's calculate the slope:

  [tex]slope = \frac{1--6}{-3-4} =\frac{7}{-7} =-1[/tex]

Thus the slope is -1

Hope that helps!

FIND THE RADIUS OF THE SHPERE WITH THE GIVEN VOLUME?
562.5π in.³

Answers

Answer:

Radius = 7.5 in

Step-by-step explanation:

In the question we have given volume of Sphere that is 562.5 π in³ and we have asked to find the radius of given sphere. We know that the volume of sphere ,

[tex] \blue{ \boxed{ \rm{Volume \: of \: Sphere = \frac{4}{3} \pi r {}^{3} }}}[/tex]

So equating it with given volume for finding the radius of sphere :

[tex] \longmapsto \: \frac{4}{3} \pi r{}^{3} = 562.5\pi[/tex]

Step 1 : Cancelling π as it was present in both side :

[tex]\longmapsto\:\frac{4}{3} \cancel{\pi }r{}^{3} = 562.5 \cancel{\pi}[/tex]

Step 2 : Transposing 4/3 to right hand side :

[tex]\longmapsto \: r {}^{3} = 562.5 \times \frac{3}{4} [/tex]

Step 3 : Multiplying 562.5 with 3 :

[tex]\longmapsto \:r {}^{3} = \frac{1687.5}{4} [/tex]

Step 4 : Dividing 1687.5 by 4 :

[tex]\longmapsto \:r {}^{3} = 421.875[/tex]

Step 5 : Finding cube root of 421.875

[tex]\longmapsto \:r = \sqrt[3]{421.875} [/tex]

Step 6 : We get :

[tex]\longmapsto \: \red{ \boxed{r = 7.5}}[/tex]

Therefore , radius of sphere is 7.5 inches .

#Keep Learning

A store is having a sale to celebrate President's Day. Every item in the store is advertised as one-fifth
off the original price. If an item is marked with a sale price of $140.00, what is the original price?

Answers

140 x 5 = 700
I think this is how u do it
Hope this helps:)
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