Math 3: Triangle Sum Theorem

Front

A triangle has one angle that measures 45° and one that measures 60°. What is the measure of the third angle?

Back

75°

Front

Will the following three angles form a triangle? 30°, 60°, 90°

Back

yes

Front

Find the measure of the missing angle.

Back

30^o

Front

Which set of angles will form a triangle? Options: 45°, 65°, 70°; 150°, 110°, 100°; 50°, 50°, 50°; 90°, 90°, 90°

Back

45°, 65°, 70°

Front

Find the measure of the indicated angle. Options: 26, 36, 85, 144

Back

36

Front

If 2 of the angles of a triangle are 30 and 70 degrees, the third angle measures...

Back

80

Front

Angles that are exactly 90 degrees are called _____ ______.

Back

right angles

Front

Find the measure of the missing angle.

Back

50^o

Front

What is the third angle of a triangle whose 1st angle is 79 and the 2nd angle is 43?

Back

58

Front

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

Back

180°