Identifying Angle Relationships

∠1 and ∠3 can best be described as -

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

∠AOB and ∠COB can best be described as - 

• complementary angles

• supplementary angles

• vertical angles

• adjacent angles

The angle relationship shown is -

• complementary angles

• supplementary angles

• vertical angles

• adjacent and supplementary 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 kind of angles are shown?(45 + 135 = 180)

• complementary

• supplementary

• adjacent and supplementary

• corresponding

The angle relationship shown is -

• complementary angles

• supplementary angles

• vertical angles

• adjacent and complementary angles

What is the supplement of 12°?

• 78°

• 180°

• 168°

• 90°

What is the complement angle to 12°?

• 78°

• 68°

• 168°

• 90°

What are adjacent angles.

• Angles that share a vertex and a side (arm).

• Angles that share a measurement.

• Angles that are equivalent.

• Angles that do not share any components.

What is an example of a pair of complementary angles?

• 13° and 45°

• 10° and 170°

• 81° and 9°

• 90° and 3°