NCERT Solutions for Class 9 Maths Chapter 13 Exercise 13.5 Solutions

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NCERT Solutions for Class 9 Maths Chapter 13 Exercise 13.5 Solutions are based on the Volume of a cuboid.

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Read More: NCERT Solutions For Class 9 Maths Chapter 13 Surface Areas and Volumes

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

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CBSE X Related Questions

  • 1.
    Three tennis balls are just packed in a cylindrical jar. If radius of each ball is \(r\), volume of air inside the jar is

      • \(2\pi r^3\)
      • \(3\pi r^3\)
      • \(5\pi r^3\)
      • \(4\pi r^3\)

    • 2.
      In the given figure, \(TP\) and \(TQ\) are tangents to a circle with centre \(M\), touching another circle with centre \(N\) at \(A\) and \(B\) respectively. It is given that \(MQ = 13 \text{ cm}\), \(NB = 8 \text{ cm}\), \(BQ = 35 \text{ cm}\) and \(TP = 80 \text{ cm}\).
      (i) Name the quadrilateral MQBN. (1)
      (ii) Is MN parallel to PA? Justify your answer. (1)
      (iii) Find length TB. (1)
      (iv) Find length MN. (2)


        • 3.
          To protect plants from heat, a shed of iron rods covered with green cloth is made. The lower part of the shed is a cuboid mounted by semi-cylinder as shown in the figure. Find the area of the cloth required to make this shed, if dimensions of the cuboid are \(14 \text{ m} \times 25 \text{ m} \times 16 \text{ m}\).


            • 4.
              Through the mid-point Q of side CD of a parallelogram ABCD, the line AR is drawn which intersects BD at P and produced BC at R. Prove that \(AQ = QR\).


                • 5.
                  Verify that roots of the quadratic equation \((p - q)x^2 + (q - r)x + (r - p) = 0\) are equal when \(q + r = 2p\).


                    • 6.
                      In the adjoining figure, the slant height of the conical part is :

                        • 4 cm
                        • 7 cm
                        • 5 cm
                        • 25 cm

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