Question

Find the surface area of a sphere with diameter 8cm to the nearest hundredth

Answer 1

The surface area of an sphere is given by:

`A=4πR`

where R will be equal to = 4 cm.

Replacing on the formula:

`\begin{gathered} A=4*π*4 \\ A=50.27cm^2 \end{gathered}`

ANSWER

surface area = 50.27cm²