If the height of a cylinder is equal to the radius of its base ,then the curved surface area of the cylinder is :
a)2πr b)2πr3 c)πr2 d)2πr2
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If the height of a cylinder is equal to the radius of its base ,then the curved surface area of the cylinder is :
a)2πr b)2πr3 c)πr2 d)2πr2
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Answer:
Let's take the radius of base as r and height be r only as it's equal to radius of base.
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Verified answer
Answer:
d) 2πr²
Step-by-step explanation:
Curved surface area of a cylinder = 2πrh
if the height (h) is equal to radius (r) ;
then curved surface area = 2πr×r
= 2πr²