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    Chapter 1 Numbers Systems

    Chapter 2 Polynomials

    Chapter 4 Linear Equations In Two Variables

    Chapter 6 Lines And Angle

    Chapter 7 Triangle

    Chapter 8 Quadrilateral

    Chapter 9 Area of parallelograms and triangles

    Chapter 10 Circles

    Chapter 12 Herons's Formula

    Chapter 13 Surface Area And Volume

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    Class 9 · Chapter 12

    NCERT Solutions for class 9 maths chapter 12

    Master "2" with step-by-step NCERT solutions.

    Exercise 12.2

    Exercise 12.1
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    Exercise 12.1

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