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Class 10 Mathematics Medium Mcq English Medium

A hemisphere is fixed to a cube with edge 10 cm. Find the exposed area expression.

Question
A hemisphere is fixed to a cube with edge 10 cm. Find the exposed area expression.
600 + 75.0p cm2
600 + 25.0p cm2
400 + 50.0p cm2
600 + 50.0p cm2
Answer
600 + 50.0p cm2
Detailed Explanation
Exposed area is cube area minus covered circle plus hemisphere CSA: 6a² - pr² + 2pr² = 6a² + pr². — Examisthan.com
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