Terms
2 angles that add up to 90 degrees
Complementary Angles
3 sided polygon
Triangle
4 sided polygon
quadrilateral
2 angles that add up to 180 degrees
Supplementary
5 Sided polygon
pentagon
7 sided polygon
heptagon
2 angles that share a common side and vertex
Adjacent
6 Sided polygon
hexagon
9 sided polygon
nonagon
2 adjacent angles that add up to a straight angle
Linear Pair
8 Sided polygon
octogon
10 sided polygon
decagon
Vertical Angles
11 sided polygon
onogon
12 sided polygon