A triangle is a plane figure with three straight sides and three angles. 
Custom Search
Other Math Activities:Geometry Home PageMath Reference Library Home Page 

Triangle: A polygon with three sides and three angles is called a triangle. Types of triangles based on angles: 1. Right Triangle: In a right triangle, one of the three angles measures 90 degrees. Examples: 2. Obtuse Triangle: In an obtuse triangle, one of the three angles measures greater than 90 degrees. Examples: 3. Acute Triangle: In an acute triangle, all the three angles are less than 90 degrees. Examples: Types of triangles based on their sides: 1. Equilateral Triangle: In an equilateral triangle, all the three sides are equal. Examples: 2. Osoceles Triangle: In an isosceles triangle, any two sides are equal. Examples: 3. Scalene Triangle: In a scalene triangle, no two sides are equal. Examples: 

Copyright © 19982012 Kidport 