## NCERT Solutions for Class 7 Maths Chapter 15 Visualising Solid Shapes (EX 15.3) Exercise 15.3

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1. How do you visualize a solid shape according to Chapter 15 of Class 7 Maths?

To visualise solid shapes you have to see the hidden parts of the solid object. This can be done using different methods like cutting or slicing, shadow play, and looking at it from a third angle. These methods are explained intensively in the NCERT Solutions for Chapter 15 of Class 7 Maths that are provided by Vedantu. You can also refer to the solutions in case of doubts while solving the questions or for self-assessment.

2. What is visualising solid shapes according to Chapter 15 of Class 7?

The skill to see the hidden parts of a solid figure is defined as visualising solid shapes. The objects need to be three-dimensional with vertices, corners, edges, and faces. There are various methods used to visualise solid figures as explained in the NCERT Solutions for Chapter 15 of Class 7 Maths. The NCERT Solutions for Chapter 15 of Class 7 Maths provided by Vedantu are prepared by subject matter experts and are written in an easy to understand language to help students score high marks.

3. How many views does a solid have according to Chapter 15 of Class 7 Maths?

A solid has three views: front, side, and top view. These can be seen when looking at the solid figure from a different angle. The three views work in providing a lot of information on the solid object that is required to solve the questions covered in the chapter. You can refer to the revision notes and important questions offered by Vedantu to prepare this particular chapter for the examinations.

4. What is Euler’s Formula in Chapter 15 Visualising Solid Shapes of Class 7 Maths?

Euler’s Formula is ‘F - E + V = 2’. Here, F denotes the number of faces, E denotes the edges, and V denotes the vertices for the solid shape. This formula is for polyhedron figures, that is shapes that have their faces as a polygon. You can learn the application of this formula to solve the questions in the chapter itself. The students should follow the theory to grasp the concept clearly.

5. How are the NCERT Solutions for Chapter 15 of Class 7 Maths helpful?

Chapter 15 Visualising Solid Shapes of Class 7 Maths can be a little complicated for the students to understand. It is necessary to comprehend the theory to solve the questions. The NCERT Solutions for this chapter have all the concepts in a simplified manner for the students. It helps the students grasp the topics and prepare well for the exams. You can refer to the NCERT Solutions for Chapter 15 of Class 7 Maths provided at free of cost on the Vedantu website and on the Vedantu app to understand the concepts better.