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The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?

Option :

Answer:Option 1

Explanation:

Solution:
2(l+b)b=512l+2b=5b3b=2lb=23lThen,Area = 216cm2l×b=216l×23l=216l2=324l=18cm



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