SOLUTION: The length of a rectangle is six times its width. If the area of the rectangle is 486 cm^2 , find its perimeter.
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Question 731877: The length of a rectangle is six times its width. If the area of the rectangle is 486 cm^2 , find its perimeter.
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
The length of a rectangle is six times its width :
......eq. 1
If the area of the rectangle is , find its perimeter
start with
...plug in given value for area
...substitute from eq. 1
......solve for
now go back to eq. 1 and find
......eq. 1
now we can find perimeter
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