SOLUTION: A circular flat shape of radius R is equal in perimeter to a rectangular shape of sides L and H. 1. Find R in terms of L and H. 2. Write an expression for the total area of the t

Algebra ->  Surface-area -> SOLUTION: A circular flat shape of radius R is equal in perimeter to a rectangular shape of sides L and H. 1. Find R in terms of L and H. 2. Write an expression for the total area of the t      Log On


   

Question 927629: A circular flat shape of radius R is equal in perimeter to a rectangular shape of sides L and H.
1. Find R in terms of L and H.
2. Write an expression for the total area of the two shapes in terms of R, L and H.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
2pi%2AR=2L%2B2H
Finding R in terms of L an H is simple arithmetic.

pi%2AR%5E2=LH is the formula which would account for the equal areas of rectangle and circle.