Parallel Lines Cut by a Transversal

Front

What are supplementary angles?

Back

Angles that add up to 180°.

Front

If Angle 1 = 27°, what is the measure of Angle 4?

Back

27°.

Front

What is the relationship between Angle 1 and Angle 4?

Back

Supplementary.

Front

State the angle relationship and find the measure of Angle 2 if Angle 3 = 127°.

Back

Alternate Interior; Angle 2 = 127°.

Front

What is the relationship between Angle 1 and Angle 2 if they are on the same side of the transversal and inside the parallel lines?

Back

Alternate Interior.

Front

What are corresponding angles?

Back

Angles that are in the same position on parallel lines cut by a transversal.

Front

If Angle 5 = 90°, what is the measure of Angle 6?

Back

90° (Vertical Angles).

Front

What is the relationship between Angle 7 and Angle 8 if they are on opposite sides of the transversal and inside the parallel lines?

Back

Alternate Interior.

Front

If two angles are supplementary, what is their sum?

Back

180°.

Front

What is the measure of Angle 9 if Angle 10 = 63°?

Back

117° (Supplementary).