Classify triangles

Front

What is a triangle?

Back

A triangle is a three-sided polygon.

Front

What are the types of triangles based on side lengths?

Back

1. Equilateral Triangle: All sides are equal. 2. Isosceles Triangle: Two sides are equal. 3. Scalene Triangle: All sides are different.

Front

What is an Equilateral Triangle?

Back

An Equilateral Triangle is a triangle where all three sides are equal in length and all three angles are equal, measuring 60 degrees each.

Front

What is an Isosceles Triangle?

Back

An Isosceles Triangle is a triangle that has at least two sides that are equal in length and the angles opposite those sides are equal.

Front

What is a Scalene Triangle?

Back

A Scalene Triangle is a triangle where all three sides are of different lengths and all three angles are different.

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 measuring exactly 90 degrees.

Front

What is an Obtuse Triangle?

Back

An Obtuse Triangle is a triangle that has one angle measuring more than 90 degrees.

Front

What is the sum of the angles in a triangle?

Back

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

Front

What is a line segment?

Back

A line segment is a part of a line that has two endpoints.