Question: The volume of a cylinder whose radius r is equal to its height is
(a) 1/4 πr3
(b) πr3/32
(c) πr3
(d) πr3/8
Solution:
The correct answer is option (c) πr3
Explanation:
The volume of cylinder = πr2 h
Given that r = h
Then, the volume of cylinder = πr2 (r)
V = πr3