The triangles are classified into three types on the basis of lengths of the sides.

A triangle that has all sides of equal length is called an equilateral triangle.

A triangle that has two sides of equal length is called an isosceles triangle.

A triangle that has all sides of unequal length is called a scalene triangle.

The triangles are also classified into three types on the basis of the interior angles.

A triangle that contains three acute angles is called an acute triangle or acute angled triangle.

A triangle that contains a right angle is called a right triangle or right angled triangle.

A triangle that contains an obtuse angle is called an obtuse triangle or obtuse angled triangle.

Latest Math Topics

Latest Math Problems

A best free mathematics education website for students, teachers and researchers.

Learn each topic of the mathematics easily with understandable proofs and visual animation graphics.

Learn how to solve the maths problems in different methods with understandable steps.

Copyright © 2012 - 2021 Math Doubts, All Rights Reserved