Advertisements
Advertisements
प्रश्न
- Take a rectangular sheet of paper.
- Count its corners.
- Now fold one of its corners.
a) How many corners does it have now?
b) How many corners will you get by folding
i) 2 corners
ii) 3 corners
iii) 4 corners
c) Can you fold this paper in such a way that it has only three corners? You are allowed only two folds.
What shape will you get? - Repeat the activity with a square sheet of paper.
- Can you fold all the corners of the square sheet in such a way that the number of corners remains unchanged?
Advertisements
उत्तर
- Do as directed.
- There are four corners.
- a) Five comers.
b) (i) 6 comers,
(ii) 7 comers,
(iii) 8 corners.
c) Yes, it can be folded to have three corners by folding it twice. The shape thus obtained is a triangle. - Do as directed.
- Yes, all the corners of the square sheet can be folded in such a way that the number of corners remains unchanged.
APPEARS IN
संबंधित प्रश्न
Where is Guddu standing?
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?
Use the two small triangles in the tangram set to get the following shapes:
 |
 |
 |
| (1) | (2) | (3) |
Use pieces 1, 2, 3 and 5
Is any shape repeating in a particular pattern? Which ones?
Look at your cloths, your mother’s saris/shawls, rugs and mats. Can you identify some patterns? Draw them in your notebook.
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.
Have you seen this shape in any other design - on a wall, a dress, on a basket, a mat etc.?
Franke and Juhi's mummy has hidden a surprise gift for both of them. But she wants them to find out through a treasure hunt. She has written some instructions here. Can you help Juhi and Franke in finding their gift?
- Start from the tallest tree.
- Go forward on the pathway.
- From the sixth tile, turn left.
- After moving a few steps again you will find a plant on your right hand side.
- Colour the dress of the child playing closest to this plant.
- Start moving again from the plant.
- On the fourth tile, turn left again.
- On the way, you will find the corner of the fourth tile is broken.
- You will find a bat and a ball lying on the ground. Don't pick them up, just circle them.
- Move ahead and turn right.
- You will find a mango tree. A few mangoes can be seen on the tree. Colour 11 mangoes on the tree.
- Also draw some grass near the mango tree and start moving again on the pathway.
- When you go straight, you will find a house.
- Behind that house there is a bag. Open it and you will find something sweet in it! Can you tell what their mother has kept in the bag?
