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Nostrana [21]
3 years ago
6

Help Now Pleaseee!!!! Find the volume of the sphere

Mathematics
2 answers:
777dan777 [17]3 years ago
4 0

Answer:

7235 using 3.14 for pi

7238 using the pi button

Step-by-step explanation:

The volume of a sphere is given by

V = 4/3 pi r^3

V = 4/3 pi (12)^3

V = 2304pi

Letting pi = 3.14

V = 7234.56 and rounding to a whole number

V = 7235

Using the pi button

V =7238.22947 and rounding to a whole number

V = 7238

Anni [7]3 years ago
4 0

Answer: 7238

Step-by-step explanation:

The formula used is 4/3πr³

Now let's substitute the radius: 12

4/3πr³

=4/3×π×12³

=4/3×π×1728

=7238.22947

but since we are rounding it to the nearest whole number the answer would be 7238

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Can some help me find the volume and explain?
kodGreya [7K]

Area of the figure is 42 in²

Step-by-step explanation:

  • Step 1: The area of the figure can be found by calculating the sum of the areas of the rectangle and the right angled triangle.

⇒ Area of the rectangle = length × width = 6 × 5 = 30 in²

⇒ Area of the triangle = 1/2 × base × height = 1/2 × 4 × 6 = 12 in²

∴ Area of the figure = 30 + 12 = 42 in²

3 0
3 years ago
If rice costs ​$1.05 per​ kilogram, determine the cost of a pound of rice.
Darina [25.2K]

Answer:

The cost of a pound of rice = $0.48

Step-by-step explanation:

The  cost of rice is $1.05 per kilogram.

1 kilogram = 2.2 pounds

To find the cost of rice per pound, we need to divide.

Divide the cost of rice per kilogram by 2.2, we get

The cost of a pound of rice = 1.05/2.2

=$0.48

Hope this will help you.

Thank you.

5 0
3 years ago
Read 2 more answers
A piece of cardboard measuring 9 inches by 11 inches is formed into an open-top box by cutting squares with side length x from e
Alika [10]

Answer:\left ( 11-2x\right )\times \left ( 9-2x\right )\times \left ( x\right )

Step-by-step explanation:

Given data

breadth=9 in

Length=11 in

Now a square of side x is cutted for each corner such that the cardboard is made into a open-top box with

length=11-2x

breadth=9-2x

height=x

Here substract 2x because from both sides of length and breadth x units are reduced.

therefore volume of new open-top box is

Volume(v)=\left ( 11-2x\right )\times \left ( 9-2x\right )\times \left ( x\right )

5 0
3 years ago
Simply: 7x + 4(2x - 6)
hodyreva [135]

Answer:

15 x − 24

Step-by-step explanation:

7 0
4 years ago
Read 2 more answers
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Serhud [2]

Answer:

1) 8%

2) 18 groups

3) b. 23 groups

Step-by-step explanation:

2/25 × 100 = 8%

One each group: 2/25

2/25 × 224 = 17.92

Atleast 2 freshmen: 5

5/25 × 115 = 23

4 0
4 years ago
Read 2 more answers
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