antnor17 antnor17

03-07-2019
Mathematics

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a cylinder has a volume of 245pi cubic inches and a height of 5 units. The diameter of the cylinder is...

a cylinder has a volume of 245pi cubic inches and a height of 5 units The diameter of the cylinder is class=

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Аноним Аноним

03-07-2019

Answer:

14 units.

Step-by-step explanation:

Volume of a cylinder = πr^2h where r = radius and h = height, so:

245 π = πr^2*5

245 = 5r^2

r^2 = 49

r = 7 units

The diameter = 2 * the radius

= 2*7 = 14 inches.

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