Question

Find the surface area and volume of a sphere with a radius of 7cm. Use pi equals 3.14 and round to the nearest hundredth

Answer 1

surface area = 4*pi*r^2
volume = (4/3) * pi * r^3

Answer 2

use calculator to find 4*3.14*(7)^2; that becomes 616 sq. cm

Answer 3

plug the values in and use your calculator to get results

Answer 4

for volume (4/3)*3.14*(7)^3 cc