NCERT Solutions for Class 7 Maths Chapter 13 (EX 13.4)
Exercise 13.4
1. A bulb is kept burning just right above the following solids. Name the shape of the shadows obtained in each case. Attempt to give a rough sketch of the shadow. (You may try to experiment first and then answer these questions).
(a) A ball
Ans: The shape of the shadow of a ball will be a circle.
(b) A cylindrical pipe
Ans: The shape of the shadow of a cylindrical pipe will be a line.
(c) A book
Ans: The shape of the shadow of a book will be a rectangle.
2. Here are the shadows of some 3-D objects, when seen under the lamp of the overhead projector. Identify the solid (s) that match each shadow. (There may be multiple answers for these!)
Ans: Compact disk, Chapatti, Football, Plate. The shadow of these solids are circle.
Ans: A dice, Chalk box, Square paper sheet, cubical magic box.
Ans: Triangular pyramid, Ice-cream cone, Birthday cap
Ans: NoteBook, Table, Geometry Box
3. Examine if the following are true statements:
(i) The cube can cast a shadow in the shape of a rectangle.
Ans: True.
(ii) The cube can cast a shadow in the shape of a hexagon.
Ans: False. A cube can cast shadows only in the shape of a square. Therefore, any other shapes are not possible.
NCERT Solutions for Class 7 Maths Chapter 13 Visualising Solid Shapes Exercise 13.4
Opting for the NCERT solutions for Ex 13.4 Class 7 Maths is considered as the best option for the CBSE students when it comes to exam preparation. This chapter consists of many exercises. Out of which we have provided the Exercise 13.4 Class 7 Maths NCERT solutions on this page in PDF format. You can download this solution as per your convenience or you can study it directly from our website/ app online.
Vedantu in-house subject matter experts have solved the problems/ questions from the exercise with the utmost care and by following all the guidelines by CBSE. Class 7 students who are thorough with all the concepts from the Subject Visualising Solid Shapes textbook and quite well-versed with all the problems from the exercises given in it, then any student can easily score the highest possible marks in the final exam. With the help of this Class 7 Maths Chapter 13 Exercise 13.4 solutions, students can easily understand the pattern of questions that can be asked in the exam from this chapter and also learn the marks weightage of the chapter. So that they can prepare themselves accordingly for the final exam.
Besides these NCERT solutions for Class 7 Maths Chapter 13 Exercise 13.4, there are plenty of exercises in this chapter which contain innumerable questions as well. All these questions are solved/answered by our in-house subject experts as mentioned earlier. Hence all of these are bound to be of superior quality and anyone can refer to these during the time of exam preparation. In order to score the best possible marks in the class, it is really important to understand all the concepts of the textbooks and solve the problems from the exercises given next to it.
Do not delay any more. Download the NCERT solutions for Class 7 Maths Chapter 13 Exercise 13.4 from Vedantu website now for better exam preparation. If you have the Vedantu app in your phone, you can download the same through the app as well. The best part of these solutions is these can be accessed both online and offline as well.
Class 7 Maths Chapter 13: Exercises Breakdown
CBSE Class 7 Maths Chapter 13 Other Study Materials
Chapter-Specific NCERT Solutions for Class 7 Maths
Given below are the chapter-wise NCERT Solutions for Class 7 Maths. Go through these chapter-wise solutions to be thoroughly familiar with the concepts.
Important Related Links for NCERT Class 7 Maths
Access these essential links for NCERT Class 7 Maths, offering comprehensive solutions, study guides, and additional resources to help students master language concepts and excel in their exams.
FAQs on NCERT Solutions for Class 7 Maths Chapter 13: Visualising Solid Shapes - Exercise 13.4
1. Mention the topics that are covered in NCERT Solutions for Class 7 Maths Chapter 13.
NCERT Solutions for Chapter 13 Visualising Solid Shapes of Class 7 Maths deepen the understanding of plane and solid figures. It covers topics such as: Introduction to Plane and Solid figures: their properties; Faces, Edges, and Vertices; Building 3-D figures, Ways to draw Solid objects on a flat surface: Oblique Sketches, Isometric Sketches, and Visualising Solid Shapes. Different techniques to view Solid Shapes that include Cutting or Slicing and Shadow play.
2. What are the important topics covered in NCERT Solutions for Chapter 13 of Class 7 Maths?
In the NCERT Solutions for Chapter 13 of Class 7 Maths you will learn about faces, vertices, and edges of Solid figures. All the topics included in the chapter require a strong grip for answering the questions in the exam. It is essential to be able to differentiate between the types of figures- the 2-D and 3-D objects, the kinds of polyhedrons, and prisms. This Chapter is mostly theoretical and demands apprehension.
3. Why should I practice NCERT Solutions for Chapter 13 Visualising Solid Shapes of Class 7 Maths?
Chapter 13 of Class 7 Maths requires undivided attention due to the many concepts in it. It is beneficial for the students to use the NCERT Solutions to practice this chapter. The solutions have simple explanations of all the topics that help the students in clarifying all their doubts and confusions. It will be relatively easier to solve the questions with clear apprehension and a strong grip on each concept.
4. How many questions are there in Exercise 13.4 of Chapter 13 of Class 7 Maths?
The Exercise 13.4 has overall three questions but each with a different number of subparts to them. The students are recommended to try solving these questions by themselves first after going through the examples and theory. In case of doubts you can refer to solved answers provided in NCERT Solutions. You can also get in-depth knowledge about visualising solid shapes from the NCERT Solutions for Chapter 13 of Class 7 Maths along with solved questions.
5. Why is the cone not a pyramid according to Chapter 13 of Class 7 Maths?
In Chapter 13 Visualising Solid Shapes of Class 7 Maths you learn that cones and pyramids are two different figures. A cone has a circular base while a pyramid has a triangular base which is a polygon. That is the reason why the cone is not a pyramid.
You can access the offline PDF for this chapter and all others of Class 7 Mathematics at Vedantu. It will provide you with intensive details about each shape covered in the course.
