Find the total surface area of a solid hemisphere of radius 7 cm. (Use pi = 22/7)
A308 cm²
B462 cm²
C616 cm²
D924 cm²
Explanation
Total Surface Area of solid hemisphere = 3 * pi * r^2 = 3 * (22/7) * 7^2 = 3 * 22 * 7 = 462 cm².
Exam Relevance
- Topic: Geometry & Mensuration
- Subtopic: Spheres & Hemispheres
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