Suppose ABCD is a parallelogram in which AB = 9 cm and its perimeter is 30 cm. Find the length of each side of the parallelogram

Answers (1)
S safeer

The opposite sides of a parallelogram are parallel and equal in length. Let the unknown side be x

therefore 2 x 9+2x=30(perimeter)

18+2x=30

2x=30-18

2x=12

x=12/2

x=6

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