# NCERT Solutions for Class 7 Maths Chapter 15 Free PDF Download

## NCERT Solutions for Class 7 Maths Chapter 15 – Visualising Solid Shapes

Maths is not a very complex subject. Also, students’ can easily understand them if they pay a little attention to the steps. Apart from that, maths is easy to understand if you divide its methodologies steps by step. The NCERT Solutions for Class 7 Maths Chapter 15 is a simple and easy way to understand the solution of this chapter. Above all, the solution contains all the questions and answer of the chapter.

Our experts have designed these NCERT solutions for Class 7 Maths Chapter 15 after thorough research on the chapter so that you can get the concept correctly. Also, these experts have years of skill in teaching.

### CBSE Class 7 Maths Chapter 15 – Visualising Solid Shapes NCERT Solutions

There are two types of shapes 1stÂ Flat and 2ndÂ Solid Shapes. In this chapter, we are going to discuss solid shapes. Solid Shapes refers to those objects whose shape cannot be changed like a sphere, cubes, cylinder, etc. Also, solid shapes are 3D. On the other hand, the 3D shapes have three dimensions that are, length, breadth, and height.

The chapter visualising the solid shapes helps to understand how these shapes are made and ways to find their area and mass. The NCERT Solutions for Class 7 Maths Chapter 15 contains all the relevant details of every topic. Above all, the chapter will tell you various ways by which you can differentiate various objects.

### Sub-topics covered under NCERT Solutions for Class 7 Maths Chapter 15

#### 15.1 Introduction: Plane Figures and Solid Shapes

This topic tells the difference between solid shapes and plane figures and their properties.

#### 15.2 Faces, Edges, and Vertices

This topic tells about vertices, edges, and faces with the help of a cube as an example.

#### 15.3 Nets for Building 3-D Shapes

This topic explains about nets. Nets are a 2-D outline of the 3-D shape. Or it can be called the skeleton of the 3-D shape.

#### 15.4 Drawing Solids on a Flat Surface

This topic tells about various ways in which we can draw solid objects on a flat surface.

15.4.1 Oblique Sketches- This method uses a grid for making solid surfaces.

15.4.2 Isometric Sketches- This methods dots in place of grid.

15.4.3 Visualising Solid Objects- This method is for a complex structure which you have to understand by seeing.

#### 15.5 Viewing Different Sections of a Solid

This topic discusses the various ways in which solid objects can be seen.

15.5.1 One way of Viewing an Object is by cutting or Slicing- This method includes cutting or slicing the solid object like a bread loaf.

15.5.2 Another way is by Shadow Play- In this method shadow of the 3-D object is cast on a surface to observe various shapes.

15.5.3 A Third way is by looking at it from Certain Angles to Get Different Views- This method requires you to view the objects from various angles like a top, bottom, side, etc.

### Download Toppr – Best Learning App for Class 5 to 12

Toppr provides you with the best solutions that not only contains study materials but also all the relevant information of the chapter.Â Also, Toppr provides additional features like adaptive learning, live classes, mock test, live doubt clearance, and various other features.Â So, download the Toppr app for Android and iOS or Signup for free.

Share with friends

## Customize your course in 30 seconds

##### Which class are you in?
5th
6th
7th
8th
9th
10th
11th
12th
Get ready for all-new Live Classes!
Now learn Live with India's best teachers. Join courses with the best schedule and enjoy fun and interactive classes.
Ashhar Firdausi
IIT Roorkee
Biology
Dr. Nazma Shaik
VTU
Chemistry
Gaurav Tiwari
APJAKTU
Physics
Get Started