The volume of a cylinder is 768π in3. Find the radius of the cylinder (in inches) if the height is 3 in.
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Answer:
Radius of the cylinder = 16 inches.
Step-by-step explanation:
Volume of cylinder = πr²h
Volume = 768π
Height = 3
Radius = r
22/7 × r × r × 3 = 768 × 22/7
So, the π can be cancelled
r² × 3 = 768
r² = 768/3
r² = 256
r = √256
r = 16
Radius of the cylinder = 16 inches.
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