SOLUTION: The circumference of a circle is 50.24 centimeters. Find the area of the circle. (Use 3.14 for π.)

Algebra ->  Test -> SOLUTION: The circumference of a circle is 50.24 centimeters. Find the area of the circle. (Use 3.14 for π.)      Log On


   

Question 869599: The circumference of a circle is 50.24 centimeters. Find the area of the circle. (Use 3.14 for π.)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
For a circle,
C=2%2Api%2AR
and
A=pi%2AR%5E2
so,
R=C%2F%282pi%29
A=pi%2A%28C%2F%282pi%29%29%5E2
A=pi%2A%28C%5E2%2F%284pi%5E2%29%29
A=C%5E2%2F%284pi%29
You can plug in the value of C and solve for A.