NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry Exercise 8.4

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Jasmine Grover

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NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry Exercise 8.4 is provided in this article. Class 10 Maths Chapter 8 Introduction to Trigonometry is included under the unit Trigonometry. Chapter 8 exercise 8.4 is the last exercise of this chapter and includes questions based on trigonometric identities.

Download PDF: NCERT Solutions for Class 10 Maths Exercise 8.4


Check below the pdf of NCERT Solutions for Class 10 Maths Chapter 8 Exercise 8.4

Read Also: NCERT Solutions for Class 10 Maths Chapter 8 Introduction to Trigonometry

Check out NCERT solutions of other exercises of class 10 maths chapter 8 Introduction to Trigonometry:


Class 10 Chapter 8 Introduction to Trigonometry Related Links:

CBSE Class 10 Maths Study Guides:

CBSE X Related Questions

  • 1.
    In the figure given above, \(\triangle ABC \sim \triangle XYZ\), then find the values of \(x\) and \(y\).


      • 2.
        Find the H.C.F. and L.C.M. of 1530 and 2040.


          • 3.
            In the given figure, PA and PB are tangents to a circle centred at O. If \( \angle AOB = 130^\circ \), then \( \angle APB \) is equal to :

              • \( 130^\circ \)
              • \( 50^\circ \)
              • \( 120^\circ \)
              • \( 90^\circ \)

            • 4.
              If \(PQ\) and \(PR\) are tangents to the circle with centre \(O\) and radius \(4 \text{ cm}\) such that \(\angle QPR = 90^{\circ}\), then the length \(OP\) is

                • \(4 \text{ cm}\)
                • \(4\sqrt{2} \text{ cm}\)
                • \(8 \text{ cm}\)
                • \(2\sqrt{2} \text{ cm}\)

              • 5.
                Prove that : \( \frac{\sec^3 \theta}{\sec^2 \theta - 1} + \frac{\text{cosec}^3 \theta}{\text{cosec}^2 \theta - 1} = \sec \theta \cdot \text{cosec} \theta (\sec \theta + \text{cosec} \theta) \)


                  • 6.
                    There are two sections A and B of Grade X. There are 28 students in Section A and 30 students in Section B. What is the minimum number of books you will acquire for the class library so that they can be distributed equally among students of Section A or Section B ?

                      • 144
                      • 2
                      • 420
                      • 272

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