90 Degree and 180 Degree Angles

Find the measure of the missing angle.

• 139°

• 66°

• 138°

• 116°

A triangle's angles add up to...

• 90 Degrees

• 180 Degrees

• 360 Degrees

• OVER 9000 Degrees

Which of the following could be angle measures for a triangle?

• A 120°, 50°, 20°

• B 100°, 200°, 60°

• C 30°, 50°, 80°

• D 40°, 50°, 90°

Find the value of x.

• x = 90

• x = 65

• x = 45

• x = 40

What is the sum of the interior angles of a triangle?

RVU is a straight line and ∠TVU has a measure of 50° in this figure. What is the measure of ∠SVT?

• 40°

• 45°

• 50°

• 90°

• 35

• 36

• 37

• 38

Angle MLP has an angle measure of 135°. Angle NLP is a right angle. What is the measure of angle MLN?

• 152

• 208

• 151

• 207

• Acute

• Right

• Obtuse

• Straight