Triangle Sum Theorem

Front

Angles that are exactly 90 degrees are called _____ ______.

Back

right angles

Front

The angles inside an equilateral triangle are all ...

Back

60 degrees

Front

In a triangle, the sum of all interior angles is equal to _____ degrees.

Back

180 degrees

Front

What type of triangle has one angle greater than 90 degrees?

Back

Obtuse triangle

Front

What type of triangle has all sides of equal length?

Back

Equilateral triangle

Front

What is the measure of each angle in an equilateral triangle?

Back

60 degrees

Front

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

Back

Right triangle

Front

If two angles of a triangle are 45 degrees, what is the measure of the third angle?

Back

90 degrees

Front

In a triangle, if one angle measures 30 degrees and another measures 60 degrees, what is the measure of the third angle?

Back

90 degrees

Front

What is the term for a triangle with all angles less than 90 degrees?

Back

Acute triangle