Types of Triangles

Front

What is a SCALENE triangle?

Back

A scalene triangle has no equal sides.

Front

What type of triangle has at least 2 equal sides?

Back

An isosceles triangle.

Front

What is a RIGHT triangle?

Back

A right triangle has 1 right angle.

Front

What type of triangle has 3 equal sides?

Back

An equilateral triangle.

Front

What is an ACUTE triangle?

Back

An acute triangle has all angles less than 90 degrees.

Front

What is an OBTUSE triangle?

Back

An obtuse triangle has one angle greater than 90 degrees.

Front

How many sides does a triangle have?

Back

A triangle has 3 sides.

Front

What is the sum of the angles in a triangle?

Back

The sum of the angles in a triangle is always 180 degrees.

Front

What type of triangle is this: 2 sides are equal and one angle is 90 degrees?

Back

It is a right isosceles triangle.

Front

Can a triangle have two obtuse angles?

Back

No, a triangle cannot have two obtuse angles.