Certificate Programs
Courses
Building Blocks
Types
Functions
Properties
Conditional Properties
Proofs
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if
m∠
Y
K
J
=
m∠
W
J
I
and
m∠
W
J
X
=
180
and
m∠
Y
K
Z
=
180
and
m∠
K
J
I
=
180
, then
Y
Z
||
W
X
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