Find the surface area of a sphere of diameter 3.5 m
`"Radius (r) of sphere "="Diameter"/2=3.5/2=1.75m`
Surface area of sphere = 4πr2
= 38.5 m2
Therefore, the surface area of the sphere having diameter 3.5 m is 38.5 m2.
Concept: Surface Area of a Sphere
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