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The circumference of the base of a right circular cylinder is 77 CM if its height is 21 cm find the volume of the cylinder
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Answer:
HEY YO!!! HERE IS YUR ANSWER BUD
Step-by-step explanation:
GIVEN,
BASE CIRCUMFERENCE = 77 CM = 2πr
therefore , r = 77 /2 X 1/π = 38.5 /π cm
and h = 21 cm
therefore,
volume of cylinder = πr²h
= π X 38.5 /π X 38.5 /π X 21
= 38.5 X 38.5 X 7/22 X 21
= 2,17,890.75 /21
= 10,375.75 cm ³
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