Triangle Sum Thm & Exterior Angle Thm (Math 8)

• 95

• 85

• 35

• 45

When you have three angle measurements inside of a triangle, they are _______________ angles and your equation equals _______ degrees.

• interior; 360

• exterior; 90

• interior; 180

• exterior; 180

When you have two angle measurements inside of a triangle and an angle measurement on the outside of the triangle, your equation equals the ______________ angle.

• 180 degree

• exterior

Find the measure of the missing angle.

• 90^o
• 10⁰
• 130^o
• 50^o

What is the measurement  of the missing angle?

• 90°
• 58°
• 57°
• 180°

What is the measure of angle b?

• 36^o
• 56^o
• 63^o
• 117^o

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

• 45°
• 90°
• 180°
• 360°

What is the measure of x?

• 101°

• 111°

• 121°

• 131°

Solve for x.

• 6
• 8
• 15
• 13

Find the value of x.

• A
• B
• C
• D