The surface area of a sphere is 616 cm2. Find its radius. Also find its volume.
Answers
Answered by
0
Answer:Curved surface area of the sphere = 4πr2
=> 616 = 4πr2
=> πr2=6164=154
=> r2=154×722=49
Therefore, r = 49−−√=7cm
Therefore, Volume of the sphere = 43πr3
=43×227×7×7×7
= 43123 cm3
Similar questions