7-1 7-2 7-3

Vertical angles are always

• acute
• total 180 degrees
• congruent (equal measures)
• adjacent angles

What are vertical angles?

• Angles that are adjacent to each other
• Angles that add up to 180°
• Angles that are opposite of each other when lines intersect
• Angles that add up to 90°

What are complementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect.

What angle pair is pictured?

• Alternate Interior Angles
• Supplementary Angles
• Vertical Angles
• Corresponding Angles

If the measure of ∠2 is 83°, what is the measure of ∠3?

• 7°
• 17°
• 83°
• 97°

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

What is the value of x?

• 60
• 26
• 14
• 10

Name the alternate interior angle to angle 3.

• 4
• 5
• 6
• 8

Name the angle relationship.

• Alternate Interior
• Alternate Exterior
• Corresponding
• Vertical Angles

A line that passes through 2 or more lines is called a ______________.

• transitive
• passer through line
• transversal
• bisector