NCERT Solutions for Class 10 Maths Chapter 3 Exercise 3.4

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Jasmine Grover

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CBSE X Related Questions

  • 1.
    Find the H.C.F. and L.C.M. of 408 and 312.


      • 2.
        In the given figure, \(\Delta ABC\) is a right-angled triangle with \(\angle A = 90^\circ\). AD is perpendicular to BC.

        35(a)(i) Prove that \(\Delta DBA \sim \Delta DAC\)


          • 3.
            If \( 2 \sin A = 1 \), then the value of \( \tan A + \cot A \) is :

              • \( \sqrt{3} \)
              • \( \frac{4}{\sqrt{3}} \)
              • \( \frac{\sqrt{3}}{2} \)
              • \( 1 \)

            • 4.
              PQ is tangent to the circle with centre O such that OP = 2OQ. m\(\angle\)OPQ is

                • 15\(^\circ\)
                • 60\(^\circ\)
                • 45\(^\circ\)
                • 30\(^\circ\)

              • 5.
                Prove that : \(\sqrt{\frac{1 - \cos A}{1 + \cos A}} = \frac{\tan A}{\sec A + 1}\).


                  • 6.
                    \(17 \times 11 \times 13 + 11\) is

                      • a prime number.
                      • multiple of 17.
                      • a composite number.
                      • an odd number.

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