Question

A spherical tennis ball is of diameter 7.0 cm. Find its volume and surface area.
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Answer 1

Answer:

V≈179.59cm³

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Answer 2

Answer:

given,

diameter = 7cm

therefore,

radii =3.5cm

volume of sphere=4/3( 3.14 × 3.5×3.5×3.5)cm³

=539/3 cm³

area of sphere=4× 3.14×3.5×3.5 cm²

=154cm²