NCERT Solutions for Class 9 Maths Chapter 13 Exercise 13.2 Solutions

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NCERT Solutions for Class 9 Maths Chapter 13 Exercise 13.2 Solutions are based on the concept of Surface area of a right circular cylinder.

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Exercise Solutions of Class 9 Maths Chapter 13 Surface Areas and Volumes

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CBSE X Related Questions

  • 1.
    Use graphical method to solve the system of linear equations : $x = -3$ and $5x - 2y = -5$.


      • 2.
        Two dice are rolled together. The probability of getting an outcome $(x, y)$ where $x \gt y$, is

          • $\frac{5}{12}$
          • $\frac{5}{6}$
          • $1$
          • $0$

        • 3.
          Assertion (A) : The system of linear equations $3x - 5y + 7 = 0$ and $-6x + 10y + 14 = 0$ is inconsistent.
          Reason (R) : When two linear equations don't have unique solution, they always represent parallel lines.

            • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
            • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
            • Assertion (A) is true, but Reason (R) is false.
            • Assertion (A) is false, but Reason (R) is true.

          • 4.
            An arc of length $2.2\text{ cm}$ subtends an angle $\theta$ at the centre of the circle with radius $2.8\text{ cm}$. The value of $\theta$ is

              • $50^\circ$
              • $60^\circ$
              • $45^\circ$
              • $30^\circ$

            • 5.
              If the zeroes of a polynomial p(x) are $-3$ and 8, then p(x) equals

                • $x^2 + 5x - 4$
                • $(x + 3) (-x + 8)$
                • $a(x^2 + 5x - 24)$
                • $x^2 - 24$

              • 6.
                The value of p for which roots of the quadratic equation $x^2 - px + 6 = 0$ are rational, is

                  • $1$
                  • $-5$
                  • $25$
                  • $\sqrt{5}$

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