Proof: Congruent Triangles 3     
WXYZ
XY = 10
ZW = 10
1. 
1. 
XYW ZWY
YZW WXY
XY = 10
WXYZ
line WY line WY
YX ZW
ZYW XWY
YZ XW
ZW = 10
XY = ZW



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