Find the surface area of a sphere having radius 7 cm
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Given r=7cm
Surface area of sphere = 4πr²
=4×22/7×7×7 cm²
=4×22×1×7 cm²
=616 cm²
Surface area of sphere = 4πr²
=4×22/7×7×7 cm²
=4×22×1×7 cm²
=616 cm²
Answered by
0
Answer:
Radius of the sphere, r = 7 cm
∴ Surface area of the sphere, S = 4πr²=4×22/7×(7)² = 616 cm².
Thus, the surface area of sphere is 616 cm².
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