Angles and Angle Relationships
Vertical Angles
A pair of opposite congruent angles formed by intersecting lines
Obtuse Angle
An angle that measures more than 90 degrees but less than 180 degrees
Supplementary Angles
Two angle measures whose sum is 180 degrees
Complementary Angles
Two angle measures whose sum is 90 degrees
The supplement of a 57 degree angle
a 123 degree angle
The supplement to an angle measuring 49 degrees
a 131 degree angle
The supplement of an angle measuring 1 degree
a 179 degree angle
The complement of an angle measuring 57 degrees
a 33 degree angle
The complement of an angle measuring 49 degrees
a 41 degree angle
The complement of an 18 degree angle
a 72 degree angle
The supplement of an angle measuring 162 degrees
an 18 degree angle
The complement of an angle measuring 5 degrees
an 85 degree angle
The complement of an angle measuring 1 degree
an 89 degree angle
Right Angle
an angle that measures 90 degrees
Acute Angle
an angle that measures less than 90 degrees
