Triangle Classification

Front

Can a triangle have side lengths of 2 cm, 2 cm, and 4 cm?

Back

No, the sum of the lengths of any two sides must be greater than the length of the third side.

Front

What type of triangle is formed by angles measuring less than 90 degrees?

Back

Acute triangle.

Front

What is the classification of a triangle with all sides equal?

Back

Equilateral triangle.

Front

What is an isosceles triangle?

Back

A triangle with 2 congruent sides.

Front

What do the angles in an equilateral triangle measure?

Back

60, 60, 60 degrees.

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

What is the sum of the interior angles of any triangle?

Back

180 degrees.

Front

What type of triangle has one angle that measures exactly 90 degrees?

Back

Right triangle.

Front

What is an obtuse triangle?

Back

A triangle with one angle measuring more than 90 degrees.

Front

What is the Pythagorean theorem used for?

Back

To determine the relationship between the sides of a right triangle.