Geometry Angles Formed by Parallel Lines Cut by Transversal

What theorem states that "If two parallel lines are intersected by a transversal, then same side exterior angles are supplementary?

• Converse Alternate Interior Angle Theorem

• Perpendicular Transversal Theorem

• Same-Side Exterior of Angles Theorem

• Same-Side Interior of Angles Theorem

If a parallel line is perpendicular to one line that is parallel to another, then the line is perpendicular to the second parallel line, what is the name of this theorem?

• Corresponding Angles Postulate

• Converse Alternate Interior Angle Theorem

• Perpendicular Transversal Theorem

• Same-Side Exterior of Angles Theorem

Alternate interior angles are _________.

• Congruent

• Supplementary

The same-side interior angles are __________.

• Congruent

• Supplementary

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate interior angles?

Angle 1 = 27^o
Find the measure of angle 4

• 27^o

• 153^o

• 63^o

• 90^o

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate exterior angles?

Given the following two parallel lines cut by a transversal. Which pair of angles represents alternate exterior angles?

Find the m∠1

• 67

• 113

• 180

• 23