SOLUTION: The perimeter of parallelogram PQRS is 84. Find the length of each side if SP=RS^2

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Question 254084: The perimeter of parallelogram PQRS is 84. Find the length of each side if
SP=RS^2
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
Let the length of RS be x. Then the length of SP=x^2
2x^2+2x=84
2x^2+2x-84=0
x^2+x-42=0 Divide each side by 2.
(x+7)(x-6)=0
x=6 RS
x^2=36 SP
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Ed