What is the maximum area of a rectangle with a perimeter of 60 km?

Answers

Answer 1
The maximum area for a rectangle will always be when it is in the shape of a square, meaning all sides are the same length. That being said, if the perimeter is 60, we know that the side of the square is 15km. So now we can square the side to get the area so 15km*15km = 225km^2

Related Questions

1 of 6
Work out the surface area of this solid prism.
9m
10m
6m
8m​

Answers

Given:

Consider the below figure attached with this question.

To find:

The surface area of this solid prism.

Solution:

The surface area of this solid prism is

[tex]A=P\times h+2B[/tex]

Where, P is the perimeter of the base, B is the area of the base and h is the height of the prism.

Perimeter of the base is:

[tex]P=6+8+10[/tex]

[tex]P=24[/tex]

Area of the base is:

[tex]B=\dfrac{1}{2}\times base\times height[/tex]

[tex]B=\dfrac{1}{2}\times 8\times 6[/tex]

[tex]B=24[/tex]

Putting [tex]P=24[/tex] and [tex]B=24[/tex] in the formula for area, we get

[tex]A=(24)\times 9+2(24)[/tex]

[tex]A=216+48[/tex]

[tex]A=264[/tex]

Therefore, the surface area of the given prism is 264 m².

PLEASE HKEP I AM BEGGING YOU OLEASEEEEEEEE!!!!!!! I GIVE EXTRA POINTS AND BRAINLIEST!!!!!!!

Answers

there’s no photo attached :/
Where the image to help you?

If x=7 and y=−5, evaluate the following expression:3x−y2​

Answers

Answer:

the expression is equal to 31

Step-by-step explanation:

3x-y23(7) - (-5)221 - (-10)21 + 10 = 31

Answer:

31

Step-by-step explanation:

Substitute x and y into the equation to get..

(3×7)-(-5×2)

21- -10

31

Hope this helps :)

What is the area of the figure, in m2 , shown below?.

Answers

Answer:

The area of this figure is 22 meters squared

Step-by-step explanation:

Two shapes exist on this figure: a rectangle and a triangle. We must first find the area of the rectangle and add that area to the area of the triangle. So first, let's solve the rectangle.

As the area of a rectangle is length multiplied by width, we have 8 * 1 = area, or 8 meters squared. Now we save the value of 8 to add to the area of the triangle. So let's now figure out the area of the triangle.

As the area of a triangle is A = (HB)/(2), or that triangles height multiplied by its base, and dividing that whole number by 2, we can substitute numbers into this equation. This means we take 3.5, the height of the triangle, and multiply that number by 8, the base of the triangle, to get a value of 28. We then divide 28 by 2 to satisfy the equation A = (HB)/(2), and we get the value of 14.

Because of this, we add 8, the area of the rectangle, and 14, the value of the triangle to get a total value of 22. Now let's not forget to add meters squared as the unit of measurement as stated in the question.

This means that the total area of this figure is 22 meters squared.

The area would be 22 meters squared

Jerry borrowed $4000 for 5 years at 6X simple
interest rate. What will be the total amount that
Jerry paid after 5 years?

Answers

Answer:

qqqqqqqqqq

Step-by-step explanation:

Answer:

In this question one has to look forward to the information's already given. Based on those given information's the answer to the question can be easily determined.

Principal amount = $4000

Time for which money is borrowed = 5 years

Rate of interest = 6%

Then

Amount of Interest = Principal * Rate * Time

                              = 4000 * 6% * 5

                              = 4000 * 6/100 * 5

                              = 40 * 30

                              = 1200 dollars

So the amount of interest that needs to be given is 1200 dollars. I hope the naswer and the procedure is clear enough for you to understand.

Find angle PRS in the image above

Answers

Answer:

142°

Step-by-step explanation:

Find the height of a pyramid with
a volume of 128 cm3 if the base is
a square with a side length of
8 cm.

Answers

Answer:

height:6

if the base is a square that means all the side lengths are equivalent so it would be 8 for side lengths, and the volume is 128. plug it in with the formula to get 6

The height of a pyramid is 8cm

How to find the volume of a square based right pyramid?

Supposing that:

The length of the sides of the square base the pyramid has = b units

The height of the considered square based pyramid = h units,

Then, its volume is given by: [tex]V = \dfrac{1}{3} \times b^2 \times h \: \rm unit^3[/tex]

Given;

The volume of pyramid= 128cm3

Length of side of square base= 8cm

Now,

128=1/3 x 8x8xh

128= 64/3 xh

h= 128x3/64

h=8

Therefore, the height with the volume 128cm3 will be 8cm

Learn more about volume of pyramid here:

https://brainly.com/question/16261758

#SPJ2

Can someone help me please

Answers

Answer:

The volume of this figure is approximately 418.88 centimeters squared!

Step-by-step explanation:

The volume for a right circular cone is V = (π)(r^2)(h/3)

Substituting known values is as follows:

V = (π)(r^2)(h/3)

V = (π)(4^2)(25/3)

V = (π)(16)(25/3)

V ≈ 418.88 cm^3

two boys move simultaneously towards each other from two objects located at a distance of 7.5km. The speed of one is as much as 2/3 of the speed of the other. Find the speeds of each if they meet after 1.5 hours

Answers

down open that link, it’s a virus

An ice cream cone has a radius of 2 1/2 inches and a height of 6 inches. Find the volume of the ice cream cone in cubic inches.​

Answers

V = 1/3 * pi r^2 h

V = 1/3 * pi * 5/2^2 * 6

V = 1/3 * pi * 25/4 *6

V = 2 * pi *25/4

V = 25/2 pi

Answer: (12.5*pi)in^3 or 39.27 in^3

Three of seven students ate apples for lunch. What is the ratio of students who ate apples to students who did not eat apples for lunch?

Answers

Answer:

3:4

Step-by-step explanation:

Three students ate apples, 4 students did not

A man drove his car 216 miles on 12 gallons of gas how many miles per gallon did he get

Answers

Answer:

the answer is 18

Step-by-step explanation:

216/12=18

Answer:

18 miles per gallon

Step-by-step explanation:

216/12= 18

Which equation has the solution to ×=8 answer choices in the PICTURE will mark Brainliest if answered correctly​

Answers

Answer:

6h/top left

Step-by-step explanation:

count the number of hs. In this case there are 6 so it is 6h

Step-by-step explanation:

h+h+h+h+h+h is equivalent to 6h

Matt is ordering basketball jerseys For his country's league. Last year he ordered 512 jerseys. 64 those jerseys were orange. If he ordered 600 jerseys this year, how many of them will be Orange if the ratio of orange jerseys to all the jerseys remain the same? Round to the nearest whole number.

Answers

Answer:

75

Step-by-step explanation:

Step 1

Matt is ordering basketball jerseys For his country's league. Last year he ordered 512 jerseys. 64 those jerseys were orange.

The ratio of all Jerseys to Jerseys that are Orange =

512 : 64

8 : 1

Step 2

If he ordered 600 jerseys this year, how many of them will be Orange if the ratio of orange jerseys to all the jerseys remain the same?

Since we are maintaining the ratio in step 1

Let the number of orange jerseys = x

600 : x = 8 : 1

Hence

600/x = 8/1

Cross Multiply

8 × x = 600 × 1

8x = 600

x = 600/8

x = 75

Therefore, this year, the number of orange jerseys = 75

What is being done to the variable in the equation = -40?

It's being multiplied by -40.
It's being multiplied by -5.
It's being divided by -40.
It's being divided by 5.

Answers

Answer:

It's being divided by 5.

Step-by-step explanation:

In this question, the variable being used in the equation is being divided by 5. This is represented by the / symbol in the equation which is the symbol for division. If we multiply both sides by 5 we can isolate the variable M and get its value like so...

M/5 = -40   ... multiply both sides by 5

M = -200

Therefore in this scenario, the value of M would be -200

Equation: y = 6x
When x = 8.
What is y?

Answers

Answer:

48

Step-by-step explanation:

y=6x

y=6(8)=48

Answer:

Step-by-step explanation:

y=6(8)

6*8=48

x=48

Ivanna started a game at 5 : 37 PM and finished it at 6 : 14 PM.
How long did it take her? Give your answer in minutes.

Answers

Answer:

37 minutes.

Step-by-step explanation:

because if you add 23 minutes it's 6:00 then add 14+23 which is 37

For what value of ‘a’ the number
7
/a
is not a rational number​

Answers

Answer:

zero

Step-by-step explanation:

Answer:

0 is a value of a for 7/a to make irrational number.

What is the Slope-Intercept Form of 16x + 4y = 44

Answers

Answer:

Y=-4x+11

Step-by-step explanation:

So first you gotta realize that slope intercept from is

y=mx+b

So you have the equation of

16x+4y=44 as the initial response

Now you just have to isolate it into the from of y=mx+b

SO first subtract 16x on both sides to isolate the 4y since its the initial response as y=mx+b

Then when that is done you should have the answer of

4y= 44-16x

Now You have to isolate the “y”.

By dividing 4 on both sides to get the new equation which will be

y= 11-4x

You can leave it like that or just move around the (x) to make it more plausible as the answer of y=mx+b

y= -4x+11

However you would put it,  that is the answer

y= -4x+11

And

y= 11-4x

This one-dimensional figure goes on forever in two directions.
A. Line segment
B. line
C. Ray

Answers

Please mark me Brainliest!

It should be B. line because line segment has a end and a Ray can only go in one direction forever while a line can go both directions forever.

Hope this helps!

Answer:

hi:}

Step-by-step explanation:

15

it takes 80 gallons of water to fill up a bathtub. how many pints of water is this?

Answers

Answer:

640

Step-by-step explanation:

2 pints in a quart

4 quarts in a gallon

8 pints in a gallon

8x80=640

640

4. A kennel has 50 dogs in total, some are
puppies and some are adult dogs. The ratio of
puppies to adult dogs in a kennel is 1 :4. How
many puppies are there?

Answers

10 because if you keep adding onto the ratio you will get 10:40 and 10 + 40 = 50 which is the number of dogs in total

i will mark you brainleast

Answers

Answer:

A

Step-by-step explanation:

The denominator is obviously 8 because there are 8 posibilities. The nuemerator is 1.

If you flip it once, you have a 1/2 chance of flipping tails. twice is 1/4 chance. three times is a 1/8 chance

pls brainliest!

Answer:

A. 1/8th

Step-by-step explanation:

The chances u land the coin on one side is 1/2

so the equation would be 1/2^3 or

1/2 x 1/2 x 1/2 which leaves you with 1/8.

Find the perimeter of each polygon. Assume that lines which appear to be tangent are tangent. * 25.9 1B 23.9 19.6​

Answers

c)65
i think i’m not too sure, the answer i got wasn’t any of them but it’s closest to 65 ik so sorrry... hope that kinddaaa helps xoxo

Complete the steps to solve the equation - 12x - 14 = - 86.
- 12x - 14 = - 86
- 12x =
Write the original equation.
Apply the Addition Property of Equality.
Apply the Division Property of Equality.
X =

I just need the answers for what -12x= and x=

Answers

Answer:

x=6

Step-by-step explanation:

-12x-14=-86

-12x+12=+14

-12x=-72

-12/-12x=-72/-12

x=6

Please help its probably going to be easy

Answers

Answer:

n(k + m) = number of fruits

Step-by-step explanation:

n(k + m)

Remember that the fruits combined would be k + m.

Then to find the total, you would need to multiply by the number of plates, which is n. Therefore, you would get n(k+m) to showcase the total amount of fruits on the table.

Please help me! I need it asap its a test review

Answers

For the second question y=11 because 11+3=14

When solving a quadratic equation, what do the x-values stand for as it relates to plotting the graph of the equation?
a.
x-intercepts
c.
minimum value
b.
vertex
d.
axis of symmetry
NOT D

Answers

x means an axis of symmetry

Answer:

the answer should be 'd'

help meeeeeeeeeeeeeee pls

Answers

Answer:

175cm²

The answer is simply the length multiplied by the perpendicular height. 5cm × 35cm = 175cm²

HELP PLZ questions in pictures above

Answers

Answer:

S1) False. 2³ is 2 × 2 × 2 which is 8, not 6.

S2) False. ( 2x / 3y ^ (2) ) ^ (3) =

( (2x) ^ (3) / ( (3y) ^ (2) ) ^ (3) ) = (2)³ × (x)³ / (3)³ × (y²)³ = 8 × x³ / 27 × y⁶ = 8x³ / 27y⁶.

i.e (a^b)^c = a^(b × c).

S3) True.

S4) True.

S5) False. x^(-3) = 1 / x^(3) ≠ 1 / 3x

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