identify triangles

Front

Name this triangle by its sides: A triangle with all sides of different lengths.

Back

Scalene

Front

Identify this triangle by its sides: A triangle with two sides of equal length.

Back

Isosceles

Front

Identify the triangle by its sides and angles: A triangle with one angle greater than 90 degrees and all sides of different lengths.

Back

Obtuse Scalene

Front

Identify the triangle by its sides and angles: A triangle with one angle greater than 90 degrees and two sides of equal length.

Back

Obtuse Isosceles

Front

Name this image by its angles: A triangle with all angles less than 90 degrees.

Back

Acute

Front

Define an equilateral triangle.

Back

A triangle with all three sides of equal length and all angles equal to 60 degrees.

Front

What is a right triangle?

Back

A triangle that has one angle equal to 90 degrees.

Front

What is an obtuse triangle?

Back

A triangle that has one angle greater than 90 degrees.

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

What is an isosceles triangle?

Back

A triangle with at least two sides of equal length.