Find the total surface area of a hemisphere with radius 7 cm. (Use pi = 22/7)

Topic: Geometry &amp; Mensuration
Subtopic: Spheres &amp; Hemispheres

A308 cm²

B462 cm²

C616 cm²

D924 cm²

Explanation

Total surface area of hemisphere = 3 * pi * r^2 = 3 * (22/7) * 49 = 3 * 22 * 7 = 462 cm².

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