Mathematics · Mensuration
24 spheres of the same size are made by melting a solid cylinder whose diameter is 28 cm and height is 7 cm. What is the surface area of each sphere? (Take π = 22/7)
- 1156 cm 2
- 2144 cm 2
- 3154 cm 2✓
- 4164 cm 2
Correct answer
154 cm 2
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