# Basic Properties of Triangle for ssc exam preparation - Videos

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Basic Properties of Triangle for ssc exam preparation

1. Types of Triangle
(a) On the Basis of Angle, Triangles are of three types
(i) Acute Triangle: All the Angles are less than 90.
(ii) Right Triangle: One angle is 90 and Other two are acute angles.
(iii) Obtuse Triangle: One angle is greater than 90 and other two are acute triangle.

(b) On the Basis of Sides
(i) Scalene Triangle: All the sides are unequal.
(ii) Isoscales Triangle: Two sides are equal.
(iii) Equilateral Triangle: All the three sides are equal and All angles are equal to 60.

Basic Properties of Triangle
(i) sum of all angles is 180.
(ii) exterior angle is equal to sum of interior opposite angle.
(iii) angles opposite to equal sides are equal.

In next video questions related to basic properties of triangle will be solved.

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Basic Properties of Triangle for ssc exam preparation by Vishal Beniwal( 50 marks in CGL 2016 )Tier 1

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