Proof: Congruent Triangles 3     

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

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