Triangle Sum Theorem and Exterior Angle Theorem

Front

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

Back

180

Front

Back

60

Front

Back

100

Front

Back

90

Front

Back

30

Front

The sum of the interior angles of a triangle is equal to the sum of the exterior angles. True or False?

Back

False

Front

Back

Right triangle

Front

What is the relationship between an exterior angle and the two remote interior angles?

Back

The exterior angle is equal to the sum of the two remote interior angles.

Front

If the angles of a triangle are in the ratio 2:3:4, what are the measures of the angles?

Back

40^{\text{°}}, 60^{\text{°}}, 80^{\text{°}}

Front

Back

30