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A right circular cone of radius 4 cm and...

A right circular cone of radius 4 cm and slant height 5 cm is carved out from a cylindrical piece of wood of same radius and height 5 cm. The surface area of the remaining wood is :

A

`84pi`

B

`70pi`

C

`76pi`

D

`50pi`

Text Solution

Verified by Experts

The correct Answer is:
C
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