Since Circumference is 
So to get Area, you have to get the radius first:
, which is 
Next we divide both sides by
to get:
Now we have to get the area which is
Plug in 15 for r, you should get![A=[(3.14)(15)]^2](https://tex.z-dn.net/?f=A%3D%5B%283.14%29%2815%29%5D%5E2)
Final Answer:
So to get Area, you have to get the radius first:
Next we divide both sides by
Now we have to get the area which is
Plug in 15 for r, you should get
Final Answer: