Find the sides of a parallelogram if one side is 5 times larger than the other and its perimeter is 144 cm.

univerkov | December 21, 2020 | education

Decision
Let x be one side of the parallelogram, then 5x is the other side of the parallelogram.
Let’s compose and solve the equation:
144 = x + x + 5x + 5x
144 = 12X
x = 144/12
x = 12cm
12cm = one side
5x = 5 * 12 = 60 cm = other side
Answer: 12cm, 60cm

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