Special Angle Pairs

Front

What are Alternate Interior Angles?

Back

Angles that are on opposite sides of the transversal and inside the 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

What are Corresponding Angles?

Back

Angles that are in the same position on two parallel lines in relation to a transversal.

Front

If two parallel lines are cut by a transversal, what can be said about Alternate Interior Angles?

Back

They are equal.

Front

If two parallel lines are cut by a transversal, what can be said about Alternate Exterior Angles?

Back

They are equal.

Front

If two parallel lines are cut by a transversal, what can be said about Consecutive Interior Angles?

Back

They are supplementary (add up to 180 degrees).

Front

If two parallel lines are cut by a transversal, what can be said about Corresponding Angles?

Back

They are equal.

Front

Find x if Alternate Exterior Angles are 142 degrees. What is x?

Back

x = 142.

Front

Find x if Consecutive Interior Angles are 46 degrees. What is x?

Back

x = 134.