Adjacent, Vertical, Supplementary, Complementary Angles

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

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

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

What angle is adjacent and supplementary to angle 5?

• ∠4

• ∠1

• ∠3

• ∠2

Are angles 3 and 4 adjacent, vertical, or neither?

• Adjacent

• Vertical

• Neither

• 2x-6=7x+4
• 2x-6+7x+4=90
• 2x-6+7x+4=180
• 2x-6+7x+4=360

What is the relationship of the given angles?

• Vertical

• Complementary

• Supplementary

What is the value of x?

• 12

• 7

• 6

• 9

Are these angles complementary, supplementary, or neither?

• Complementary

• Supplementary

• Neither