the volume of a cylinder is 6358 cm cube and its height is 28 cm . find its radius and c.s.a.
Answers
Answered by
79
answer:
radius = 8.5
csa of cylinder = 1496
explanation:
according to problem
volume of cylinder=6358
πr²h=6358
22÷7×r²×28=6358
r²×28=6358×7÷22
r²=72.25
r=8.5
csa of cylinder=2πrh
=2×22÷7×8.5×28
=1496
radius = 8.5
csa of cylinder = 1496
explanation:
according to problem
volume of cylinder=6358
πr²h=6358
22÷7×r²×28=6358
r²×28=6358×7÷22
r²=72.25
r=8.5
csa of cylinder=2πrh
=2×22÷7×8.5×28
=1496
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Answered by
15
vol=6358cm cube
vol =22/7 * r*r*h
6358 =22/7
vol =22/7 * r*r*h
6358 =22/7
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