The circumference of a coin is 8.83 cm. What is the diameter, radius, and the area? Use 3.14 for x.
Diameter=8.83/pi=8.83/3.141592=2.81cm.
Radius=Diameter/2=2.81/2=1.405cm
Area=R^2 X Pi=1.405^2 X 3.141592=6.20 square cm.
