NCERT Solutions for Class 10 Maths Chapter 11 Constructions Exercise 11.2

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NCERT Solutions for Class 10 Maths Chapter 11 Constructions Exercise 11.2 Solutions are based on Construction of Tangents to a Circle. 

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CBSE X Related Questions

  • 1.
    In the given figure, $PQ$ is tangent to the circle with centre $O$. $S$ is a point on the circle such that $\angle SQT = 55^\circ$. The $m\angle QPS$ is

      • $55^\circ$
      • $20^\circ$
      • $35^\circ$
      • $70^\circ$

    • 2.
      Which of the following graphs represents a polynomial with both zeroes being positive?


      • 3.
        The graph of a quadratic polynomial f(x) passes through (5,0), (0, -1) and (-2, 0). The two factors of the polynomial are

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

        • 4.
          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 :

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

          • 5.
            It is given that \(\triangle ABC \sim \triangle EDF\). Which of the following is not true?

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

            • 6.
              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

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