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प्रश्न
How many triangles are there in the following figures?
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उत्तर
- There are 8 triangles in figure (i).
- There are 8 triangles in figure (ii).
- There are 9 triangles in figure (iii).
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संबंधित प्रश्न
Find the biggest rectangle in the figures given below.
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Looking at the picture given above, can you tell who is out?
Do the things with straight edges have corners?
Do the things with curved edges have corners?
Look at the following table and tick (√) the names of things that have corners. Also count the number of edges and corners in ea.ch of them.
| Name of thing | Whether it has corners | Number of edges | Number of corners |
| Die | Yes | 8 | |
| Ball | |||
| Eraser | |||
| Egg | |||
| Sheet of paper |
In the following figures, tick (√) those which have corners.
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Do these figures have curved lines?
Using only straight lines, can you draw a figure which has no corners?
Are the shapes made of
- Curved lines
- Straight lines
- Both curved and straight lines.
Look at your cloths, your mother’s saris/shawls, rugs and mats. Can you identify some patterns? Draw them in your notebook.
You can also make your own tiles and use them to make your own tiling patterns. You will find some such tiles at the end of the book that you can cut out, trace and colour.
