Triangle Sum Theorem

A triangle can have two right angles.

Find the measure of the missing angle if the other two angles are 64° and 58°.

Angles that are exactly 90 degrees are called _____ ______.

Find the measure of the angle if the other two angles are 139° and 116°.

Name the smallest angle in this triangle if ∠A = 40°, ∠B = 30°, ∠C = 50°.

What is the sum of the angles in a triangle?

If one angle of a triangle is 90°, what type of triangle is it?

What do you call an angle less than 90 degrees?

What do you call an angle greater than 90 degrees but less than 180 degrees?

If two angles in a triangle are 70° and 50°, what is the measure of the third angle?