Angle Types
Vertical and Adjacent
Alternate Interior and Exterior Angles
Vocabulary
Who Am I?
100
72
acute
100
Angle 1 and 3 are vertical angles. If the measure of angle 1 is 78 degrees, what type of angle is angle 3?
acute
100
Angle A and angle C are alternate interior angles. If Angle A is 85 degrees, what is the measurement of Angle C?
85 degrees
100
Adjacent Angles
two angles that are next to each other on a line
100
I am an angle pair. One of my angles is 28 degrees and the other is 62. Who am I?
Complementary Angles
200
179
obtuse
200
Angle 2 and angle 3 are adjacent angles. If angle 2 is 120 degrees, what is the measure of angle 3?
60
200
What does interior mean?
Inside
200
Vertical Angles
Two angles that are opposite each other
200
I am the type of angle that you see in the four corners of squares. Who am I?
Right angle
300
120
obtuse
300
How do you find the measurement of an adjacent angle?
180-
300
What does exterior mean?
outside
300
Alternate interior angles
Angles that are inside the parallel lines and diagonal from one another
300
I am the line that cuts two parallel lines, forming vertical and adjacent angles. Who am I?
I am the transversal.
400
90
right
400
Adjacent angles are the same as supplementary or complementary angles?
Supplementary
400
Does alternate mean next to each other or diagonal?
diagonal
400
Alternate exterior angles
Two angles outside the parallel lines that are diagonal from each other
400
I am what two sets of complementary angles add up to. Who am I?
I am 180 degrees
500
180
straight
500
A line is cut by a transversal and makes 4 angles. Those four angles add up to how many degrees?
360
500
What is the name of the line that cuts through the two parallel lines?
The transversal
500
Congruent Angles
angles that have the same measure
500
I am two lines that never meet. Who am I?
Parallel Lines
M
e
n
u