Angle Relationships and Triangles

Find x

• 52 degrees

• 31 degrees

• 103 degrees

• 45 degrees

What type of angle is shown?

• acute
• obtuse
• right
• straight

A student is trying to construct triangles using four different sets of angles. The angles in each set are given below. Which set will form a triangle?

• 45°, 65°, 70°

• 150°, 110°, 100°

• 50°, 50°, 50°

• 90°, 90°, 90°

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 

• 45°
• 90°
• 180°
• 360°

Right triangle ABC has an acute angle measuring 42°. What is the measure of the other acute angle?

• 42°

• 48°

• There is not enough information.

• 138°

What angle pair is this?

• supplementary (add up to 180^o)

• Vertical Angles (they are congruent)

• Corresponding angles (they are congruent)

• Complementary angles (add up to 90^o)

What is the Angle Relationship?

• Alternate Interior
• Alternate Exterior
• Corresponding
• Vertical

These angles are...

• Complementary
• Supplementary
• Neither

What is the measure of the missing angle?

• 76
• 86
• 166
• 156