Classify Triangles

Front

A triangle that has no sides with the same length.

Back

Scalene triangle

Front

A triangle that has 3 acute (less than 90 degrees) angles.

Back

Acute triangle

Front

A triangle that has three sides with the same length.

Back

Equilateral triangle

Front

What type of triangle has one angle greater than 90 degrees?

Back

Obtuse triangle

Front

What type of triangle has one angle equal to 90 degrees?

Back

Right triangle

Front

What do you call a triangle with at least two sides of equal length?

Back

Isosceles triangle

Front

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

Back

180 degrees

Front

If a triangle has angles measuring 60 degrees, 60 degrees, and 60 degrees, what type of triangle is it?

Back

Equilateral triangle

Front

If a triangle has angles measuring 30 degrees, 60 degrees, and 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