1. Chapter 6 Class 7 Triangle and its Properties
  2. Concept wise
  3. Exterior angles of a triangle
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Exterior angle of triangle

Last updated at Dec. 16, 2024 by Teachoo

For ∆ABC

∠1, ∠2, ∠3 are exterior angles

 

We can also  write as

∠1, ∠2, ∠3 are exterior angles

But, how to differentiate?

We go in same direction always

 

For example

In Δ ABC

 

We can make a line on part A as

Three is a property of exterior angles

 

  1. Chapter 6 Class 7 Triangle and its Properties
  2. Concept wise

    3. Exterior angles of a triangle

    Angle sum property of a triangle →
Angle sum property of a triangle →
Chapter 6 Class 7 Triangle and its Properties
Concept wise

About the Author

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo