Question

find the surface area of:
a) a sphere with radius 23 cm
B) volume of the same sphere, with a radius of 23 cm

Answer 1

Answer:

a) SA of sphere = 4πr^2 = 4(3.14)(23)(23) = 6644.24 cm^2

b) Volume of sphere = 4/3 (πr^3) = 1.3(3.14)(23)(23)(23) = 49665.6 cm^3

Answer 2

Answer:

a = 6644.24 cm^2

b = 49665.6 cm^3