SOLUTION: A rectangle has a perimeter of 90 m. It is twice as long as it is wide. Find the rectangle's dimensions.
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Question 184893: A rectangle has a perimeter of 90 m. It is twice as long as it is wide. Find the rectangle's dimensions.
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Start with the formula for the perimeter of a rectangle:
where L = Length and W = Width.
The problem states that "It is twice as long as it is wide", so...
Substitute into the formula:
and P = 90 m, so...
Divide both sides by 2.
Divide both sides by 3.
so...
m. and m.
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