Triangle Sum and Exterior Sum

Front

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

Back

180°

Front

Find the measure of the missing angle if the other two angles are 60° and 70°.

Back

50°

Front

What is the measure of angle x if angle y is 45° and angle z is 60°?

Back

75°

Front

If angle A is 30° and angle B is 60°, what is angle C?

Back

90°

Front

Which of the following angles can you add together to equal angle d? Angle a and Angle b, Angle b and Angle c, Angle a and Angle c, Angle a and Angle b and Angle c.

Back

Angle a and Angle b

Front

The Exterior Angle Theorem states that the measure of an exterior angle is equal to the sum of the measures of the two ______ angles.

Back

remote (non-adjacent) interior angles.

Front

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

Back

Right triangle.

Front

In a triangle, if one angle measures 45° and another measures 45°, what is the measure of the third angle?

Back

90°

Front

What is the sum of the exterior angles of any polygon?

Back

360°

Front

If angle A is 40° and angle B is 70°, what is angle C in triangle ABC?

Back

70°