Triangle sum

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

• 45°
• 90°
• 180°
• 360°

Find the measure of the indicated angle.

What is the value of the missing angle?

• 90

• 100

• 20

• 120

Find h.

• 32 degrees

• 92 degrees

• 56 degrees

• not enough information

Find the measure of the missing angles.

• A

• B

• C

• D

Solve for x.

• -11
• -12
• -6
• 11