We provided NCERT Solutions for Class 3 Maths Chapter 5 Shapes and Designs is prepared by the best teachers across India. These NCERT 3rd Class Maths Chapter 5 Shapes and Designs Solution includes detailed answers of all the questions in Chapter 5 Shapes and Designs provided in NCERT Book which is prescribed for Class 3 in CBSE school Books. This will help students to understand basic concepts better.
Organisation | National Council of Educational Research and Training |
Class Name | 3rd Class |
Subject Name | Maths |
Chapter Name | Chapter 5 |
Content name | Shapes and Designs |
Category Name | CBSE NCERT Solutions |
Official Website | http://ncert.nic.in/ |
Colour the clown following the directions given below:
Triangles: Red Squares: Yellow Rectangles: Blue Circles: Green
How many triangles are there in the following figures?
Find the biggest rectangle in the figures given below.
Edges and Corners Meeta and her 5 friends were playing a game. Tinku was blindfolded and asked to keep clapping as long as he wished while the others would move round a table. The moment Tinku stopped clapping, everybody would stop wherever they were. The child who was not at a corner would be out. Then she would be blindfolded.
(a) Looking at the picture given above, can you tell who is out? (b) Where is Guddu standing? (c) Can this game be played around a round table? Why?
(a) Guddu is out because he is not standing at any of the corners of the table.
(b) Guddu is standing in the middle of one of the sides of the table.
(c) No, this game cannot be played around a round table because a round table has no corners.
(a) Look around you and identify things with straight and curved edges. (b) Do the things with straight edges have corners? (c) Do the things with curved edges have corners? (d) Try to find things which have both straight and curved edges.
(a) A book, an eraser and a page have straight edges and a cylinder, a pen and a bowl have curved edges.
(b) Yes, things with straight edges have corners.
(c) No, things with curved edges do not have corners.
(d) A pencil, a capsule and a knife have straight and curved edges. Disclaimer: The answer may vary from student to student, based on his/her observation. It is highly recommended that the students prepare the answer on their own.
Look at the following table and tick (✓) the names of things that have corners. Also count the number of edges and corners in each of them.
Name of thing | Whether it has corners | Number of edges | Number of corners |
Die | Yes | 8 | |
Ball | |||
Eraser | |||
Egg | |||
Sheet of paper |
Name of thing | Whether it has corners | Number of edges | Number of corners | |
Die | ✓ | Yes | 12 | 8 |
Ball | No | |||
Eraser | ✓ | Yes | 12 | 8 |
Egg | No | |||
Sheet of paper | ✓ | Yes | 4 | 4 |
• In the following figures, tick (✓) those which have corners. Do these figures have curved lines?
• Using only straight lines, can you draw a figure which has no corners?
•
• Using straight lines, it is not possible to draw a figure that has no corners.
How many triangles do you have in your set? Are all of them equal in size? Find out.
There are three triangles in a set. Only two out of the three are equal in size. We can check that by measuring the sides of the triangles.
Use the two small triangles in the tangram set to get the following shapes:
(1) Use triangles 2 and 5 to get the figure of a square.
Which two pieces of the tangram set are exactly same? Find out.
Pieces 2 and 5 are exactly the same. We can check that by measuring them with a scale.
Take pieces 4 and 5 from the set and find out on which side of the triangle you can join the other piece.
Find matching sides among the following pairs of pieces. (a) Pieces 1 and 2 (b) Pieces 2 and 4 (c) Pieces 1 and 5 (d) Pieces 2 and 5
(a)
(b)
(c)
(d)
Use only triangles
Use pieces 1, 2, 3 and 5
Use only two triangles
Use pieces 1, 2, 3, 4 and 5
Which geometrical shapes can you identify in these borders? Draw them in your notebook.
Is any shape repeating in a particular pattern? Which ones?
Are the shapes made of (i) Curved lines (ii) Straight lines (iii) Both curved and straight lines.
The shapes are made of both curved and straight lines.
Look at your clothes, your mother’s saris/shawls, rugs and mats. Can you identify some patterns? Draw them in your notebook.
Disclaimer: The answer may vary from student to student, based on his/her observation. It is highly recommended that the students prepare the answer on their own.
Some tile patterns are given below for reference.
Complete the following tiling pattern.
Complete this pattern. Compare it with the pattern on page 70 which also uses six sided shapes. What is the difference between the two?
Khushboo and Hariz live in Agra. One day they went to see the Taj Mahal. The floor had the pattern shown below:
What do you think? Discuss with your friends.
I think the same type of tile is used in the floor pattern in two directions: horizontal and vertical.
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