NCERT Solutions For Class 7 Science Chapter 15 : Visualizing Solid Shapes

NCERT Solutions for class 7 Mathematics Chapter 15 Visualizing Solid Shapes are provided in the article below. Plane shapes have two measurements like length and breadth which are called dimensions of a plane and therefore they are called two-dimensional shapes whereas a solid object has three measurements like length, breadth, height or depth. Hence, they are called three-dimensional shapes or 3-D shapes. Some of the important topics in this chapter include:

​Download: NCERT Solutions for Class 7 Mathematics Chapter 15 pdf


NCERT Solutions for Class 7 Mathematics Chapter 15

NCERT Solutions for Class 7 Mathematics Chapter 15 Visualizing Solid Shapes are given below.

NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15NCERT Solution class 7 mathematics chapter 15

Class 7 Maths Chapter 15 Visualising Solid Shapes – Important Topics

Three dimensional figure: Three-dimensional figures are those which consist of length, breadth and height.

Some of the important three dimensional figures include:

  • Cube
  • Cuboid
  • Cone
  • Cylinder
  • Pyramid

Volume of Cube – a3

Volume of Cuboid – length x breadth x height

Volume of Cone – 1/3 \(\pi\)r2h

Volume of Cylinder – \(\pi\)r2h


NCERT Solutions for Class 7 Maths Chapter 15 Exercises

NCERT Solutions for Class 7 Maths Chapter 15 Visualising Solid Shapes Exercises are given below.

Read More:

Read More:

CBSE X Related Questions

  • 1.
    If roots of the quadratic equation \(x^2 - k\sqrt{3}x + 2 = 0\) are real and equal, then value of k is

      • \(-2\)
      • \(\sqrt{\frac{8}{3}}\)
      • \(1\)
      • \(2\)

    • 2.
      If \(PQ\) and \(PR\) are tangents to the circle with centre \(O\) and radius \(4 \text{ cm}\) such that \(\angle QPR = 90^{\circ}\), then the length \(OP\) is

        • \(4 \text{ cm}\)
        • \(4\sqrt{2} \text{ cm}\)
        • \(8 \text{ cm}\)
        • \(2\sqrt{2} \text{ cm}\)

      • 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.
          There are two sections A and B of Grade X. There are 28 students in Section A and 30 students in Section B. What is the minimum number of books you will acquire for the class library so that they can be distributed equally among students of Section A or Section B ?

            • 144
            • 2
            • 420
            • 272

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

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

              Comments


              No Comments To Show