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# Chapter 6 Class 7 Triangle and its Properties

NCERT Solutions of all exercise questions and examples of Chapter 6 Class 7 explained free at teachoo. All questions have been solved with detailed explanations of each and every step.

In this chapter, we will learn

• What is a triangle, Different types of Triangles
• What is median of a triangle
• What is altitude of a triangle
• What is an exterior angle of a triangle, and what is exterior angle property
• Angle Sum Property of a triangle
• Equilateral Triangle and Isosceles Triangle
• Sum of lengths of two sides of a triangle is greater than the third side
• What is a right angled triangle
• And, what is Pythagoras Theorem

Note: Important questions are also marked

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In concept wise, we have divided the chapter into different concepts. First the concept is explained, then the questions of that concept is done - from easy to difficult.