CBSE 9 Mathematics | 6. Lines And Angles by Akhil | Learn Smarter
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6. Lines And Angles

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Sections

  • 6

    Lines And Angles

    This section introduces lines and angles, focusing on their properties, definitions, and the relationships that arise when lines intersect or are parallel.

  • 6.1

    Introduction

    This section introduces the properties of angles formed by intersecting lines and parallel lines.

  • 6.2

    Basic Terms And Definitions

    This section defines essential geometric terms related to lines and angles, including line segments, rays, angles, and their classifications.

  • 6.3

    Intersecting Lines And Non-Intersecting Lines

    This section discusses the concepts of intersecting lines and non-intersecting lines, along with the definitions and properties associated with angles formed by these lines.

  • 6.4

    Pairs Of Angles

    This section covers the relationships and properties of different pairs of angles formed by intersecting lines and rays.

  • 6.5

    Lines Parallel To The Same Line

    This section explores the relationship between lines that are parallel to the same line, concluding that such lines are also parallel to each other.

  • 6.6

    Summary

    This section summarizes the key points related to angles formed by lines and their significant properties.

Class Notes

Memorization

Revision Tests

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