The length of a rectangle is less than twice its breadth
by 9 cm. The perimeter of the rectangle is 54 cm. Find
the area of the rectangle.
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Step-by-step explanation:
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Answered by
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Answer:
Step-by-step explanation:
Let breadth of the rectangle be X cm.
Then length is 2x-9 cm.
Perimeter of rectangle = 2(l+b)
54=2(2x-9+X)
54=2(3x-9)
54=6x-18
54+18=6x
72=6x
72/6=X
X=12cm.
Breadth =12cm
Then length= 2x-9=2(12)-9=24-9=15cm.
Area of rectangle = lb
=15(12)
=180 cmsquare.
I think it may help you.
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