Question

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The ratio of two adjacent sides of a parallelogram is 3 : 4 and its perimeter is 84 cm. Find the sides of the parallelogram.​

Answer 1

Answer:

let as suppose = 3x ,4x

perimeter of parallelogram = 2(a+b)

84 = 2(3x +4x)

84 =2 (7x)

84÷2= 7x

42 = 7x

42÷7 = X

6 = x

3×6 =18

4×6=24

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