NCERT Solutions for Class 10 Maths Chapter 10 Circles Exercise 10.2

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NCERT Solutions for Class 10 Maths Chapter 10 Circles Exercise 10.2 Solutions are based on Number of Tangents from a Point on a Circle and Solved examples based on the concept. 

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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.
      For an acute angle \(\theta\), if \(\sin \theta = \frac{1}{9}\), then value of \(\frac{9 \csc \theta + 1}{9 \csc \theta - 1}\) is

        • \(0\)
        • \(\frac{80}{81}\)
        • \(1\)
        • \(\frac{82}{80}\)

      • 3.
        If for a data, median is 5 and mode is 4, then mean is equal to :

          • 7
          • 11
          • \(\frac{11}{2}\)
          • \(\frac{14}{3}\)

        • 4.
          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

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

          • 5.
            The graph of a quadratic polynomial f(x) passes through (5,0), (0, -1) and (-2, 0). The two factors of the polynomial are

              • \((x + 2), (x - 5)\)
              • \((x + 5), (x - 2)\)
              • \((x + 1), (x - 5)\)
              • \((x - 1), (x + 2)\)

            • 6.
              If \( \alpha \) and \( \beta \) are two zeroes of a polynomial \( f(x) = px^2 - 2x + 3p \) and \( \alpha + \beta = \alpha\beta \), then value of p is :

                • \( -\frac{2}{3} \)
                • \( \frac{2}{3} \)
                • \( \frac{1}{3} \)
                • \( -\frac{1}{3} \)

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