Angle Relationships (2nd hour)

Identify the relationship:

• vertical

• supplementary

• complimentary

• adjacent

Identify the relationship:

• vertical

• supplementary

• complimentary

• adjacent

Identify the angle pairs below that represent a vertical relationship. Select 2.

• ∠1

• ∠8

• ∠6

• ∠5

Identify the angles below that represent a supplementary relationship. Select 2.

• ∠1

• ∠3

• ∠8

• ∠5

Find the measure of angle b.

Hint: Identify the angle relationship.

• 25

• 115

• 65

• 35

What are supplementary angles?

• Angles that are opposite of each other when lines intersect

• Angles that are equal to each other

• Angles that add up to 90°

• Angles that add up to 180°

If ∠BPD and ∠DPC have a sum of 72°. What is ∠APC?

• 18°
• 90°
• 108°
• 180°

∠1 and ∠3 can best be described as -

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

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

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.