Transcript Pairs of Angles - Gateway School District

COURSE 3 LESSON 8-1
Pairs of Angles
Name a pair of adjacent angles and a pair of
vertical angles in the figure below. Find m HGK.
The adjacent angles are
JGI and
IGH;
HGK and
IGH and
The vertical angles are
KGJ;
KGJ and
JGI;
HGK.
JGI and
HGK;
Since vertical angles are congruent, m
8-1
HGI and
HGK = m
KGJ.
JGI = 145°.