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Find the value of x which ABCD must be a parallellogram? x =
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Find the value of x which ABCD must be a parallellogram?
x =

Find the value of x which ABCD must be a parallellogram? x =-example-1
User Amara
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ABCD\ is\ parallelogram\ then\ :\\\\\underbrace{15x+2=9x+20}_(alternate\ angles)\ \ \ |subtract\ 2\ from\ both\ sides\\\\15x=9x+18\ \ \ \ |subtract\ 9x\ from\ both\ sides\\\\6x=18\ \ \ \ |divide\ both\ sides\ by\ 6\\\\\boxed{x=3}
User JMcCarty
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