Front

What is an acute triangle?

Back

A triangle where all three angles are less than 90°.

Front

What is an obtuse triangle?

Back

A triangle that has one angle greater than 90°.

Front

What is a right triangle?

Back

A triangle that has one angle equal to 90°.

Front

What is an equilateral triangle?

Back

A triangle where all three sides are equal in length and all angles are 60°.

Front

What is an isosceles triangle?

Back

A triangle that has at least two sides that are equal in length.

Front

What is a scalene triangle?

Back

A triangle where all three sides are of different lengths.

Front

How do you classify a triangle by its angles?

Back

Triangles can be classified as acute, obtuse, or right based on their angle measurements.

Front

How do you classify a triangle by its sides?

Back

Triangles can be classified as equilateral, isosceles, or scalene based on the lengths of their sides.

Front

What is the sum of the angles in any triangle?

Back

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

Front

If a triangle has angles of 26°, 59°, and 95°, what type of triangle is it?

Back

It is an obtuse triangle.