If the radius and height of a solid cylinder are r cm and h cm respectively, then find
the volume of the cylinder.
a) 2πrh cm3
b) 2πr2h cm3
c) πr2h cm3
d) 4πr3
cm3
Answers
Answered by
2
Answer:
Step-by-step explanation:
Given
Radius =7cm
Height =39cm.h
Volume =πr
2
h
=
7
22
×7×7×30
=154×30
=4620cm
3
Total surface area of the cylinder =2πr(r+h)
=2×3.14×7×(7+10)
=43.96×17
=747.32cm
2
.
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