SOLUTION: Perimeter of a rectangular board is 14 centimeters and has a diagonal length of 5 centimeters. Find the dimensions of the board. Consider the length to be the longer side.

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Question 690147: Perimeter of a rectangular board is 14 centimeters and has a diagonal length of 5 centimeters. Find the dimensions of the board. Consider the length to be the longer side.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Since the rectangle has a perimeter of 14, the sum of one length and one width must be 7. So let represent the width and then must represent the length. Then using Pythagoras, write:



Solve for and select the smaller root. The other root is the length.

John

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