types of triangles

Front

What is an acute triangle?

Back

An acute triangle is a triangle where all three angles are less than 90 degrees.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle equal to 90 degrees.

Front

What is an obtuse triangle?

Back

An obtuse triangle is a triangle where one angle is greater than 90 degrees.

Front

How can you identify an acute triangle?

Back

You can identify an acute triangle by checking that all its angles are less than 90 degrees.

Front

How can you identify a right triangle?

Back

You can identify a right triangle by looking for one angle that is exactly 90 degrees.

Front

How can you identify an obtuse triangle?

Back

You can identify an obtuse triangle by finding one angle that is greater than 90 degrees.

Front

What is the sum of the angles in any triangle?

Back

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

Front

Can a triangle have two right angles?

Back

No, a triangle cannot have two right angles because the sum of the angles would exceed 180 degrees.

Front

Can a triangle have two obtuse angles?

Back

No, a triangle cannot have two obtuse angles because the sum of the angles would exceed 180 degrees.

Front

What type of triangle has all sides equal?

Back

An equilateral triangle has all sides equal and all angles equal to 60 degrees.