NCERT Solutions Class 5 Maths Chapter-9 Boxes and Sketches, is provided here for students so that they can practice from here and prepare well for exams. The NCERT Solutions are designed by our subject experts as per the CBSE syllabus(2020-2021) prescribed for Class 5.
NCERT solutions Class 5 maths chapter 9, explains about different shapes of boxes along with their drawing. This chapter is published in the NCERT textbooks of 5th grade for Maths subject and is available on the BYJU’S website. Students can download Class 5 maths notes, textbooks, and NCERT solutions along with other Class 5 maths study materials.
NCERT Solutions for Class 5 Maths Chapter 9 Boxes and Sketches:-Download PDF Here
Access Answers to NCERT Class 5 Maths Chapter 9 Boxes and Sketches
PAGE: 126
Sweet box:
Ramya went to buy sweets. The shopkeeper took a paper cut-out and quickly made a lovely pink box for the sweets!
1. She made four more shapes. Each is to be folded along the dotted lines. You have to find out which of these can be made into a box.
Solution:
Cutouts of (a) and (c) can be made into boxes.
Shapes that fold into a cube:
A. Buddha wants to make a paper cube using a squared sheet. He knows that all the faces of a cube are squares.
He draws two different shapes.
1. Will both these shapes fold into a cube?
Solution:
Yes, both the shapes can be folded into cubes.
2. Draw at least one more shape which can fold into a cube.
Solution:
3. What will be the area of each face of the cube?
Solution:
The area of each face of the cube = side × side.
4. Draw one shape which will not fold into a cube.
Solution:
5. Look around and discuss which things around you look like a cube. List a few.
Solution:
Dice, Rubik’s cube, Ice cube and sugar cubes are resembles the shape of a cube.
Boxes and boxes:
1. All boxes are not cubes. Here are some different kinds of boxes. Match the shape on the left with a box into which it will fold.
Solution:
Floor maps:
1. For making a house a floor map is first made. Have you ever seen a floor map? Here is a floor map of Vibha’s house. It shows where the windows and the doors are in the house.
Solution:
Yes, I have seen a floor map.
2. Which is the front side of her house? How many windows are there on the front side?
Solution:
Front side of her house shows in the figure. There are two windows on the front side.
3. Which one is Vibha’s house?
Solution:
Deep drawing (d) is Vibha’s house.
Practice time:
1. Look at this floor map of a house. Make doors and windows on the deep drawing of this house.
Solution:
A deep drawing of a cube:
Soumitro and his friends made deep drawings of a cube.
These are their drawings.
1. Which of the drawings look correct to you? Discuss.
Solution:
The drawings (d), (e) and (g) are correct.
2. Can you add some lines to make drawing (f) into a deep drawing of the cube?
Solution:
3. In the same way make a deep drawing of a box which looks like this.
Solution:
Matchbox play:
Navin, Bhaskar and Pratigya made this bridge using matchboxes.
1. If you look at the bridge from the top, how will it look? Choose the right drawing below:
Solution:
2. Look at the photo and try to make a deep drawing of this bridge.
Solution:
Frequently Asked Questions on NCERT Solutions for Class 5 Maths Chapter 9
What does the Chapter 9 of NCERT Solutions for Class 5 Maths focus on?
The Chapter 9 of NCERT Solutions for Class 5 Maths focuses on visualisation of 3-dimensional shapes and how they can be represented on paper (in 2-dimensional). Further, the representation used are nets, layout plans for a house, and perspective drawing.
What is the mathematical ability that students need in understanding Chapter 9 of NCERT Solutions for Class 5 Maths well?
Making mental images of shapes is the important mathematical ability required by the students to understand this chapter well. Students will have to visualise the net of a box when flattened and also to check which nets do not make a box.
What is deep drawing as discussed in Chapter 9 of NCERT Solutions for Class 5 Maths?
Deep drawing is 3-dimensional perspective drawing. It help students get a sense to represent depth. Also, its crucial that students understand the difference between deep drawing and layout plans.