Intro to Angle Relationships

What kind of angles are shown?

• complementary
• supplementary
• adjacent
• corresponding

∠1 and ∠3 can best be described as - 

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

Find the value of x.

• 14
• 60
• 35
• 180

Find the value of x.

• 15
• 16
• 18
• 19

Tell whether the angles are complementary or supplementary. Then find the value of x.

• Complementary; x=25
• Complementary; x=5
• Supplementary; x=25
• Supplementary; x=5

Find the missing angle.

• 43°
• 47°
• 57°
• 67

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 are supplementary 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

• 100°
• 80°
• 90°
• 180°

• 100°
• 80°
• 90°
• 180°