Special Angles Practice (2.1b)

This is what kind of angle?

• obtuse
• right
• straight
• acute

What angle pair is pictured?

• Alternate Interior Angles

• Supplementary Angles

• Vertical Angles

• Complementary Angles

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

What is the value of x?

• 37
• 72
• 108
• 18

Find the value of x?

• 16

• 148

• 68

• 32

Find the value of x.

• 14
• 60
• 35
• 180

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°

Vertical angles are always

• 90 degrees

• 180 degrees

• congruent

• adjacent

Name the angle relationship shown.

• Adjacent

• Vertical

• Complementary

• Supplementary

• No relationship

∠1 and ∠2 are _____________

• Complementary

• Supplementary

• Adjacent

• Vertical

• Not related