Classifying Triangles

Front

What is an Isosceles triangle?

Back

A triangle with at least two equal sides.

Front

What is an Equilateral triangle?

Back

A triangle with all three sides and all three angles equal.

Front

What is a Scalene triangle?

Back

A triangle with all sides of different lengths.

Front

What is an Acute triangle?

Back

A triangle where all angles are less than 90°.

Front

What is an Obtuse triangle?

Back

A triangle with one angle greater than 90°.

Front

How can you identify an Isosceles triangle?

Back

It has at least two equal sides.

Front

What type of triangle has all angles equal to 60°?

Back

Equilateral triangle.

Front

If a triangle has one angle greater than 90°, what type is it?

Back

Obtuse triangle.

Front

What type of triangle has no equal sides?

Back

Scalene triangle.

Front

If a triangle has two equal angles, what can you say about its sides?

Back

It is an Isosceles triangle.