Classifying Triangles & Finding missing angles

Front

What type of triangle has 3 different side lengths and angles?

Back

Scalene

Front

Find angle 2 if angle 1 is 18 degrees and angle 3 is 180 degrees.

Back

162 degrees

Front

What kind of triangle is formed if it has one angle greater than 90 degrees?

Back

Obtuse Triangle

Front

How many congruent sides do Isosceles triangles have?

Back

2

Front

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

Back

180 degrees

Front

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

Back

Right Triangle

Front

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

Back

Acute Triangle

Front

If a triangle has two equal sides, what is it called?

Back

Isosceles Triangle

Front

Find the missing angle in a triangle if the other two angles are 65 degrees and 50 degrees.

Back

65 degrees

Front

What is the definition of a Scalene triangle?

Back

A triangle with all sides and angles of different lengths and measures.