Question

Find the surface area of the sphere if radius = 3 m​

Answer 1

Answer:

56.57 m²

Step-by-step explanation:

Surface of a sphere = 4πr²

r = 3m

π = 22/7

Surface area = 2 × 22/7 × 3 × 3

                      = 396/7

∴Surface area of sphere = 56.57 m²

Answer 2

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