Angles in Math

∠1 and ∠3 can best be described as - (opposite angles formed by intersecting lines.)

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

What is the measure of x?

• 60°, complementary
• 60°, supplementary
• 120°, vertical
• 120°, adjacent

Name the vertical angle to
∠h.

• ∠f
• ∠i
• ∠g
• ∠j

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

These angles are...

• Complementary
• Supplementary
• Vertical
• Adjacent

These angles are...

• Complementary
• Supplementary
• Vertical 
• Adjacent

Find the missing angle.

• 60
• 70
• 50
• 140

If the measure of ∠2 is 83°, what is the measure of ∠3?

• 7°
• 17°
• 83°
• 97°

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

∠1 and ∠4 are _____________

• Adjacent and Supplementary

• Complementary and Supplementary

• Adjacent and Complementary

• Vertical