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The lateral surface area of frustum of a...

The lateral surface area of frustum of a right circular cone, if the area of its base is `16 pi cm^2` and the diameter of circular upper surface is 4cm and stant height 6 cm, will be
किसी लम्ब वृत्ताकार शंकु के छिननक के पार्श्व सतह का क्षेत्रफल क्या होगा, जिसके आधार का क्षेत्रफल 16 `pi से.मी.^2` है, वृत्ताकार उपरी सतह का व्यास 4 से.मी. है और तिरछी ऊँचाई 6 से.मी. है?

A

`30picm^(2)`

B

`48pi cm^(2)`

C

`36 pi cm^(2)`

D

`60pi cm^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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