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Question

the length of a rectangle is 15 cm greater than its breadth. its perimeter is 150 cm. find the dimensions of the rectangle.

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Solution

Let the breadth of the rectangle = x cmNow, length of the rectangle = x + 15 cmPerimeter of the rectangle = 150 cm2length + breadth = 150x + 15 + x = 752x + 15 = 752x = 60x = 602 = 30So, length of rectangle = 30 + 15 = 45 cmbreadth of rectangle = 30 cm

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