SOLUTION: if a rectangle of permeter 46 inches and has a width of 8 calculate the area.

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Question 149359: if a rectangle of permeter 46 inches and has a width of 8 calculate the area.
Answer by Fombitz(13823) About Me  (Show Source):
You can put this solution on YOUR website!
The perimeter of a rectangle is given by the formula,
P=2W%2B2L=46
You also know that,
W=8
From the perimeter formula,
2W%2B2L=46
2%288%29%2B2L=46
16+%2B2L=46
2L=30
L=15
The area for a rectanlge is given by the formula,
A=L%2AW
A=8%2A15
A=120
The area of the rectangle is 120 sq. inches.