Angle Theorems

The Triangle Sum Theorem states that...

• 90

• 180

• 4

• congruent angles

• 95

• 85

• 35

• 45

• 26

• 36

• 85

• 144

Find the value of x and state which angle relationship is shown.

• Supplementary angles; x = 38

• Opposite angles; x = 142

• Alternate Interior angles; x = 142

• Corresponding angles x = 142

Find the value of x and state which angle relationship is shown.

• Same-Side Interior angles; x = 131

• Same-Side Interior angles: x = 49

• Supplementary angles; x = 131

• Supplementary angles; x = 49

Find the value of x and state which angle relationship is shown.

• Complementary angles; x = 62

• Complementary angles; x = 28

• Complementary angles; x = 90

• Corresponding angles; x = 62

• < y = 49

• < y = 131

• < y = 180

• < y = 90

Find the measure of each unknown angle.

• < F = 26

• < F = 180

• < F = 39

• < F = 141

Find the unknown angle measurement.

• 150

• 30

• 180

• 50

Find the measurement of the unknown angle, r.

• 35

• 90

• 55

• 145