The largest sphere is curved out from a solid cube is side 40 m . Find the surface area of sphere
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ATQ, The largest sphere is curved out from a solid cube is side 40 m.
therefore the diameter of the sphere = 40m
it's radius = 40/2 = 20m
surface area of the sphere = 4πr²
= 4 × 22/7 × 20 × 20
= 35200/7
= 5028.5 m² (approx)
HOPE THIS HELPS..!!
therefore the diameter of the sphere = 40m
it's radius = 40/2 = 20m
surface area of the sphere = 4πr²
= 4 × 22/7 × 20 × 20
= 35200/7
= 5028.5 m² (approx)
HOPE THIS HELPS..!!
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