Classifying Triangles

Front

What are the three main types of triangles based on their sides?

Back

Equilateral, Isosceles, Scalene.

Front

What are the three main types of triangles based on their angles?

Back

Acute, Right, Obtuse.

Front

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

Back

180 degrees.

Front

How many congruent sides does an equilateral triangle have?

Back

3 congruent sides.

Front

How many congruent sides does an isosceles triangle have?

Back

2 congruent sides.

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

What is an obtuse triangle?

Back

A triangle that has one angle greater than 90 degrees.

Front

What is an acute triangle?

Back

A triangle where all angles are less than 90 degrees.

Front

What is a right triangle?

Back

A triangle that has one angle equal to 90 degrees.

Front

What is the definition of congruent sides in a triangle?

Back

Sides that are of equal length.