Question

the area of the rectangle is 108 sq.cm,if the length is 12cm what is the perimeter of the rectangle
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Answer 1

Step-by-step explanation:

Area of rectangle = L×B

Given L = 12

108 = 12 × B

B = 108/12 = 9

So ratio of breadth to Length

So L : B = 9 : 12 = 3 : 4