Mathematics, 18.12.2019 23:31 kcarstensen59070

Ab = x + 20 dc = 5x ad = x − 2 bc = ? quadrilateral abcd is a parallelogram if both pairs of opposite sides are congruent. show that quadrilateral abcd is a parallelogram by finding the lengths of the opposite side pairs. what is the length of bc?

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Ab = x + 20 dc = 5x ad = x − 2 bc = ? quadrilateral abcd is a parallelogram if both pairs of opposi...