Parallel Lines cut by a transversal

Front

What special angle relationship do angles 2 and 3 have?

Back

Vertical Angles

Front

The lines in this image are parallel lines intersected by a transversal. True or False?

Back

False

Front

When angles are congruent, they are____________

Back

equal

Front

What special angle relationship do angles 4 and 5 have?

Back

Alternate Interior angles

Front

line m and line n are_____________________

Back

parallel lines

Front

What are corresponding angles?

Back

Angles that are in the same position at each intersection where a transversal crosses two lines.

Front

What are alternate exterior angles?

Back

Angles that are on opposite sides of the transversal and outside the two lines.

Front

What are consecutive interior angles?

Back

Angles that are on the same side of the transversal and inside the two lines.

Front

If two parallel lines are cut by a transversal, what can be said about the alternate interior angles?

Back

They are congruent.

Front

What is the relationship between vertical angles?

Back

Vertical angles are always equal.