Flashcard Review- Triangle Vocabulary

Front

What type of triangle has all sides equal?

Back

Equilateral triangle

Front

What type of triangle has two equal sides?

Back

Isosceles triangle

Front

What type of triangle has no equal sides?

Back

Scalene triangle

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees

Front

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

Back

Obtuse triangle

Front

What type of triangle has one angle equal to 90 degrees?

Back

Right triangle

Front

What type of triangle has all angles less than 90 degrees?

Back

Acute triangle

Front

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

Back

Right triangle

Front

What is the formula to find the missing angle in a triangle?

Back

180 - (sum of the other two angles)

Front

In a triangle, if two angles are 50 degrees and 80 degrees, what is the third angle?

Back

50 degrees