#### Answer

C = 25.1 cm, A = 50.3 $cm^{2}$

#### Work Step by Step

Given r = 4 cm
The formula for circumference of a circle is: C = 2$\pi$r = 2$\pi$ x 4 = 8$\pi$ = 25.1 cm
The formula for area of a circle is: A = $\pi$ $r^{2}$
=$\pi$ $4^{2}$
= 16$\pi$ $cm^{2}$
= 50.3 $cm^{2}$