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Mathematics 19 Online
OpenStudy (anonymous):

What is the length of the longer diagonal of the parallelogram given the figures in the question details? If the distance between the center of the symmetry of the parallelogram and its long side is equal to 12 cm, the area of the parallelogram is 720 cm^2, and its perimeter is 140 cm. i got the 2 sides: a=40 and b =30 <3 thanks. ^^

OpenStudy (anonymous):

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