NCERT Solutions for Class 9 Maths Chapter 4 Exercise 4.3 Solutions

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CBSE X Related Questions

  • 1.
    If \(\sin \theta = \frac{1}{9}\), then \(\tan \theta\) is equal to

      • \(\frac{1}{4\sqrt{5}}\)
      • \(\frac{4\sqrt{5}}{9}\)
      • \(\frac{1}{8}\)
      • \(4\sqrt{5}\)

    • 2.
      Find the smallest value of $p$ for which the quadratic equation $x^2 - 2(p + 1)x + p^2 = 0$ has real roots. Hence, find the roots of the equation so obtained.


        • 3.
          Check whether the following system of equations is consistent or not. If consistent, solve graphically: \[ x - 2y + 4 = 0, \quad 2x - y - 4 = 0 \]


            • 4.
              OAB is sector of a circle with centre O and radius 7 cm. If length of arc \( \widehat{AB} = \frac{22}{3} \) cm, then \( \angle AOB \) is equal to

                • \( \left(\frac{120}{7}\right)^\circ \)
                • \( 45^\circ \)
                • \( 60^\circ \)
                • \( 30^\circ \)

              • 5.
                ABCD is a rectangle with its vertices at (2, --2), (8, 4), (4, 8) and (--2, 2) taken in order. Length of its diagonal is

                  • \(4\sqrt{2}\)
                  • \(6\sqrt{2}\)
                  • \(4\sqrt{26}\)
                  • \(2\sqrt{26}\)

                • 6.
                  The point \((3, -5)\) lies on the line \(mx - y = 11\). The value of \(m\) is

                    • 3
                    • -2
                    • -8
                    • 2

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