SOLUTION: the length of a rectangle is three times its width theperimeter of the rectangle is56 cm a find the length and width of the rectangle b find the area of the rectangle. how

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Question 144127: the length of a rectangle is three times its width
theperimeter of the rectangle is56 cm
a find the length and width of the rectangle
b find the area of the rectangle.
how do i do this please

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!
and in this case , so solve:

. Substitute the result for W into . That will answer part a.

Multiply the two dimensions found in part a to calculate the area for part b.

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