SOLUTION: I need help in solving this problem: Find the area of the circle,length of whose circumference is equal to the lengths of the circumferences wih radii 15 cm and 13 cm.

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Question 878265: I need help in solving this problem:
Find the area of the circle,length of whose circumference is equal to the lengths of the circumferences wih radii 15 cm and 13 cm.
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
The circumference of the circle = 15 + 13 = 28
The radius(r) of the circle is 28/2 = 14
The area of the circle = pi * r^2 = (22/7) * 14^2 = 616 square cm/s