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A feeder at the zoo in the shape of cone has a radius of 3 inches. It holds about 113.04 cubic inches of food. Approximate its to the nearest inch. use 3.14 to approximate the value of PI.

2 Answers

6 votes

Answer: 12

Step-by-step explanation: I did it on i-ready and got it right

User Harshal Chaudhari
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8.4k points
4 votes

The height of cone is 12 inches

Solution:

The volume of cone is given as:


V = ( \pi r^2h)/(3)

Where,

r is the radius

h is the height

From given,

r = 3 inches

V = 113.04 cubic inches

Substituting we get,


113.04 = ( 3.14 * 3^2 * h )/(3)\\\\113.04 = 3.14 * 3h\\\\113.04 = 9.42h\\\\h = 12

Thus the height of cone is 12 inches

User Dawid Toton
by
7.9k points
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