Answer:
[tex]16\pi[/tex] [tex]cm^2[/tex]
Step-by-step explanation:
Area of a circle is equal to [tex]\pi r^2[/tex], where r is the radius
[tex]A=\pi r^2[/tex]
A diameter is twice the length of the radius. ([tex]8/2[/tex])
So the radius is 4 cm.
[tex]r^2=4^2=16[/tex]
so the Area is [tex]16\pi[/tex]