ProveIt! Two-Column Proofs Practice Tool

Proof: Parallelogram 3

pgram

STUV

U = 42 $\^o$

T = 138 $\^o$

1.

1.

U = 42 $\^o$

42 $\^o$ +

T = 180 $\^o$

pgram

STUV

U +

T = 180 $\^o$

T = 138 $\^o$

angle

U and

angle

T are supplementary

ProveIt! by Michael Ferraro <mferraro@balstaff.org>.
Copyright ©2010. All rights reserved.