Angle Relationships

The angle relationship shown is -

• complementary angles
• supplementary angles
• vertical angles
• angle bisector

∠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 angles

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Two angles added together to produce 90 degrees

• Supplementary
• Complementary
• Right
• Vertical

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 is the supplement angle to 42°?

• 48°
• 138°
• 100°
• Not possible

Which are pairs of vertical angles?

• ∠COB & ∠COA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOD

Which are pairs of adjacent angles?

• ∠COB & ∠DOA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOC