Angles in Triangles

Front

What is the SUM of the angle measures in a triangle (3 sides)?

Back

180°

Front

Find the measure of the missing angle.

Back

50^o

Front

Find the measure of each angle indicated.

Back

66°

Front

Find the measure of the indicated angle.

Back

45

Front

Find the measure of the indicated angle.

Back

36

Front

An angle that is exactly 90 degrees.

Back

right

Front

Which of the following sets of angles DO make a triangle? Options: 80, 40, 55; 38, 64, 75; 41, 56, 83; 25, 89, 40

Back

41, 56, 83

Front

Which of the following sets DO NOT make a triangle? 60, 60, 60, 55, 65, 45, 45, 90, 45, 75, 40, 65

Back

55, 65, 45

Front

Find the missing angle.

Back

39°

Front

60 + 5x + 60 = 180

Back

12