Question

Find the exact surface area of a sphere with a diameter of 17 cm.answer in cm2

Answer 1

Diameter = 17 cm

Radius = r = Diameter /2 = 17/2 =8.5 cm

Surface area of a sphere: 4 π r^2

Replacing with the values given:

SA = 4 π (8.5) ^2 = 907.92 cm^2