NCERT Solutions for Class 9 Maths Chapter 10 Circles Exercise 10.4 Solutions

CBSE X Related Questions

  • 1.
    The value of k for which sum of the zeroes of the polynomial \(p(x) = 3x^2 - kx + 6\) is 2, is

      • 2
      • \(-6\)
      • \(-2\)
      • 6

    • 2.
      If the zeroes of the polynomial \(p(x) = 2x^2 - 7x + 6\) are \(\alpha\) and \(\beta\), then the value of \(\frac{1}{\alpha} + \frac{1}{\beta}\) is

        • \(\frac{7}{2}\)
        • \(\frac{6}{7}\)
        • \(\frac{-7}{6}\)
        • \(\frac{7}{6}\)

      • 3.
        It is given that \(\triangle ABC \sim \triangle EDF\). Which of the following is not true?

          • \(\frac{\text{Perimeter of } \triangle ABC}{\text{Perimeter of } \triangle EDF} = \frac{AB}{ED}\)
          • \(\frac{AB}{ED} = \frac{AC}{EF}\)
          • \(\angle A = \angle D, \angle C = \angle F\)
          • \(\frac{AB + BC}{AC} = \frac{ED + DF}{EF}\)

        • 4.
          Mean and Median of a frequency distribution are 43 and 40 respectively. The value of mode is

            • 34
            • 43
            • 38.5
            • 41.5

          • 5.
            Arc \(PQ\) subtends an angle \(\theta\) at the centre of the circle with radius \(6.3 \text{ cm}\). If \(\text{Arc } PQ = 11 \text{ cm}\), then the value of \(\theta\) is

              • \(10^{\circ}\)
              • \(60^{\circ}\)
              • \(45^{\circ}\)
              • \(100^{\circ}\)

            • 6.
              In an A.P., if $a_{14} - a_8 = 24$, then the common difference of the A.P. is

                • $6$
                • $4$
                • $\pm 4$
                • $3$

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