Question
Perimeter of a square is equal to perimeter of a
rectangle, if area of square is 576 sq.cm and length of rectangle is four times that of breath. Find the area of rectangle.Solution
a² = 576 cm. sq. a = 24 cm According to question, => 4 × 24 = 4 (2b + b) => 24 = 3b => b = 8 cm So, l = 8 x 4 = 32 cm Area of rectangle = (32 × 8) = 256 cm. sq.
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