This video contains for 6th standard maths Term-2 chapter-4 Geometry, Introdution video. Thanks for watching. What is mean by triangle? Types of triangle based on sides 1. Equilateral triangle 2. Isosceles triangle 3. Scalene triangle Types of triangle based on angles 1. Acute angled triangle 2. Right angled triangle 3. Obtuse angled triangle Properties of triangle 1. Angle sum property 2. Triange Inequality property How to construct perpendicular and parallel lines using set square? My another Channel ð Sangeetha Samayal & Vlogs    / @sangeethamedia  #OneplusOnechannel