Proof: Parallelogram 8
G =
JHI
GHJ =
GKJ
line GHI
Quadrilateral GHJK is a
1.
1.
GHI = 180
G =
JHI
line GHI
line JKL
line GHI
GKJ and
G are supplementary
180
=
GKJ +
G
line GK
line HJ
Quadrilateral GHJK is a
GHJ =
GKJ
GHI =
GHJ +
JHI
ProveIt!
by Michael Ferraro <
mferraro@balstaff.org
>.
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