Question 750009
The surface of a sphere is 12960 cm squared, find the radius of the sphere
:
{{{4*pi*r^2}}} = 12960
divide both sides by 4pi
{{{r^2}}} = {{{12960/(4*pi)}}}
{{{r^2}}} = 1031.324
r = {{{sqrt(1031.324)}}}
r = 32.114 is the radius