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The perimeter of a rectangle is 40cm. The length of the rectangle is 4 cm less than 5 times its breadth. Find the length of the rectangle. Please answer. |
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Answer» Answer: let breadth be x hence LENGTH =(5x-4)cm perimeter of rectangle= 2(l+b) 40 = 2 (5x-4+x) 40 / 2 = (5x+x-4) 20 = (6x-4) 20+4 = 6x 24 / 6 = x 8 =x now PUT the value of x in length and breadth
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