Proof: Parallelogram 8     

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G = JHI GHJ = GKJ line GHI Quadrilateral GHJK is a
1.	1.
line GHI line JKL
180 = GKJ + G
GKJ and G are supplementary
line GK line HJ
line GHI
GHI = GHJ + JHI
GHI = 180
GHJ = GKJ
G = JHI
Quadrilateral GHJK is a

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