Q53 of 61 Page 93

Perimeter of a square and a rectangle is same. If a side of the square is 15cm and one side of the rectangle is 18cm, find the area of the rectangle.

Length of rectangle = 18 cm


Side of square = 15 cm


Perimeter of square = 4 × 15


= 60 cm


Perimeter of rectangle = Perimeter of square


2 × (l + b) = 60


18 + b = 30


b = 12 cm


Area of rectangle = 18 × 12


= 216 sq.cm


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