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Class 10 Mathematics Medium Mcq English Medium

Cone and hemisphere share radius 4 cm; cone height is 3 cm. Find exposed area expression.

Question
Cone and hemisphere share radius 4 cm; cone height is 3 cm. Find exposed area expression.
p(20+16) cm2
p(20+32) cm2
p(24+32) cm2
p(20+48) cm2
Answer
p(20+32) cm2
Detailed Explanation
The exposed area is cone CSA plus hemisphere CSA: prl + 2pr² = p(20+32) cm2. — Examisthan.com
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