Classifying Triangles

Front

What is a scalene triangle?

Back

A scalene triangle is a triangle with all sides of different lengths.

Front

What is an isosceles triangle?

Back

An isosceles triangle is a triangle with at least two sides of equal length.

Front

What is an equilateral triangle?

Back

An equilateral triangle is a triangle with all three sides of equal length.

Front

What is an acute triangle?

Back

An acute triangle is a triangle where all angles are less than 90°.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle equal to 90°.

Front

What is an obtuse triangle?

Back

An obtuse triangle is a triangle that has one angle greater than 90°.

Front

How do you classify a triangle with 0 sides the same?

Back

It is classified as a scalene triangle.

Front

How do you classify a triangle with 2 sides the same?

Back

It is classified as an isosceles triangle.

Front

How do you classify a triangle with 3 sides the same?

Back

It is classified as an equilateral triangle.

Front

What type of triangle has one right angle?

Back

It is classified as a right triangle.