Proof: Congruent Triangles 3     

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WXYZ XY = 10 ZW = 10
1.	1.
YZ XW
XY = ZW
line WY line WY
WXYZ
XYW ZWY
XY = 10
YX ZW
ZYW XWY
ZW = 10
YZW WXY

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ProveIt! by Michael Ferraro <mferraro@balstaff.org>.
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