The perimeter of a rectangle is 360cm. Find the breadth if the length is 80cm
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Answer:
perimeter (p) = 2 xl + b
360 = 2 x (80 + x)
360 = 160 + 2x
360 - 160 = 2x
200 = 2x
200 / 2 = x
100= x
breadth = 100 cm
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