SOLUTION: In the parallelogram ABCD shown, find x if x = EF. I couldn't copy and paste the picture from the book so I had to draw it in paint. The following is a link to the picture that

Question 321946: In the parallelogram ABCD shown, find x if x = EF.
I couldn't copy and paste the picture from the book so I had to draw it in paint. The following is a link to the picture that goes with the question:
http://i1015.photobucket.com/albums/af271/shenelle23/mathhelppicture.jpg
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
First write down everything you know from the diagram,
1.
2.
3.
From eq. 1 and eq. 2,

Then using eq. 3,

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