Question

The radius of sphere is1.41cmxpress it volume to an appropriate numberof significant figure

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

.