Classify Triangles by Sides

Front

What is an isosceles triangle?

Back

A triangle with at least two equal sides.

Front

How can you classify a triangle with all sides equal?

Back

It is called an equilateral triangle.

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

If a triangle has sides measuring 5 inches, 5 inches, and 3 inches, how would you classify it?

Back

Isosceles triangle.

Front

What is the sum of the angles in any triangle?

Back

180 degrees.

Front

Can a triangle have two right angles?

Back

No, a triangle can only have one right angle.

Front

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

Back

Obtuse triangle.

Front

What type of triangle has all angles less than 90 degrees?

Back

Acute triangle.

Front

If a triangle has sides measuring 4 inches, 5 inches, and 6 inches, how would you classify it?

Back

Scalene triangle.

Front

What is the definition of a triangle?

Back

A polygon with three edges and three vertices.