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For what value of x must ABCD be a parallelogram

For what value of x must ABCD be a parallelogram-example-1

2 Answers

6 votes
X must equal 4 for that to be a parallelogram 
User Stephan Henningsen
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6 votes
I hope this helps you




|AB|=|DC|



13x+3=15x-5


15x-13x=3+5


2x=8


x=4
User Mariano Cavallo
by
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