Angle Relationship
Vertical Angle
A pair of opposite congruent angles formed by intersecting lines
Complimentary Angles
Two angles that add up to 90 degrees
Supplementary Angles
Two angles whose sum is 180 degrees
120
What degree measure is x?
80
What is the degree measure of angle BED?
Parallel lines
lines in the same plane that never intersect
Linear Pair
two adjacent angles whose non common sides are opposite rays
120 degrees
As shown in the figure, measure of angle is 60 degrees, what is the measure of angle 5?
22
Given the figure, what is y?
135 degrees, alternate-exterior angles
If angle 8 measures 135 degree, what is the measure of angle 1 and name the relationship of the angles making your answer CORRECT?
alternate interior angles
Angles 3 and 6 are congruent (same angle measure), what is the reason?
Corresponding Angles
Angles in the same place on different lines
Adjacent Angles
Angles that have a common side and a common vertex (corner point).
Congruent angles
Angles that have the same measure