Find Missing Angle Measure Vertical Adjacent Complementary Supplementary

Angles that add up to 90 degrees

• adjacent

• vertical

• complimentary

• supplementary

Angles that add up to 180 degrees

• adjacent

• vertical

• complimentary

• supplementary

Angles ACD, DCE and ECB are

• congruent

• vertical

• complementary

• supplementary

Which equation would be used to solve for x?

• x + 90 = 42

• x + 42 = 90

• x + 42 = 180

• x - 42 = 180

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

Find the missing angle.  Find x.

• 15^o

• 50^o

• 130^o

• 165^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

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

To find x, what equation would you use?

• 2x-6=7x+4

• 2x-6+7x+4=90

• 2x-6+7x+4=180

• 2x-6+7x+4=360