Angle Types
Complementary
Supplementary
Definitions
100
42
acute
100
Complement of 42
48
100
Supplement of 72
108
100
Supplementary Angles:
2 angles that equal 180
200
90
right
200
Complement of 26
64
200
Supplement of 67
113
200
Complementary Angles
2 angles that equal 90
300
180
straight
300
Complement of 80
10
300
Supplement of 90
90
300
Acute angles
less than 90 degrees
400
91
obtuse
400
Complement of 55
35
400
Supplement of 61
119
400
Obtuse angles
Angles that are more than 90 but less than 180
500
89
acute
500
Complement of 16
74
500
Supplement of 1
179
500
Right angles
angles that are exactly 90 degrees
M
e
n
u