Classifying Triangles

Front

What does obtuse mean?

Back

Greater than a 90 degree angle.

Front

What type of triangle has only one right angle and two congruent sides?

Back

Right Isosceles Triangle.

Front

What is an isosceles triangle?

Back

A triangle with at least two sides of equal length.

Front

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

Back

Acute Triangle.

Front

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

Back

Obtuse Triangle.

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

How many degrees are in a triangle?

Back

180 degrees.

Front

What is the sum of the angles in a right triangle?

Back

The sum is always 180 degrees, with one angle being 90 degrees.

Front

What is a right triangle?

Back

A triangle that has one angle equal to 90 degrees.

Front

What is the difference between an isosceles triangle and a scalene triangle?

Back

An isosceles triangle has at least two equal sides, while a scalene triangle has all sides of different lengths.