Could someone help me with this pls If the volume of a cylinder is 3014.4 ft3 and the height is 15ft, write and solve an equation to find the radius.

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asked Jul 8, 2023 72.4k views

15 votes

Could someone help me with this pls

If the volume of a cylinder is 3014.4 ft3 and the height is 15ft, write and solve an equation to find the radius.

Mathematics
high-school

Robbe asked

by Robbe

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1 Answer

9 votes

Answer:

7.99

Explanation:

using the formula

$v = \pi \: r ^(2) h$

3014.4 = 22 / 7 * r ^(2) * 15

$21100.8 = 22 * 15 * r {}^(2)$

$21100.8 = 330 * r {}^(2)$

$21100.8 / 330 = r {}^(2)$

√(63.94 )= r

$r = 7.99ft \: answer$

Vogomatix answered Jul 14, 2023

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