Find the length of the rectangle if the breadth and perimeter of the rectangle are 20 cm and 1 meter,
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Answer:
length is 30 cm
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Answer:
perimeter of rectangle = 2 (l+b)
100cm. = 2 (l+ 20)
100/2 = l + 20
50 = l+ 20
50-20 = l
length = 30 cm
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