Question

The radius of a sphere is 1.41 cm. Express its volume to an approoriate number of significant figures

Answer 1

Answer:

Radius of the sphere, r=1.41cm (3 significant figures)

Volume of the sphere,

V=

3

4

πr

3

=

3

4

×3.14×(1.41)

3

cm

3

=11.736cm

3

Rounded off upto 3 significant figures =11.7cm

3

.

Answer 2

Explanation:

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