Triangle Sum Theorem

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

• 45°

• 90°

• 180°

• 360°

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32

• 39

• 45

• 54

Solve for x.

• 16

• 11

• 50

• 6

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o