SOLUTION: The shaded rectangle is twice as long as it is wide. The perimeter of the rectangle is 30cm. What is the area of the rectangle?

Question 976837: The shaded rectangle is twice as long as it is wide.
The perimeter of the rectangle is 30cm.
What is the area of the rectangle?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
w and L, width and length

FORMULAS
wL=A for area
2w+2L=p for perimeter

DESCRIPTION

Look at system:

p was given a value, 30, but L and w were only described as unknown variables. Now, they can be evaluated in terms of p.

Question was, find area.

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