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प्रश्न
Measure the radius of the wheels of a bicycle or a bullock-cart. You can use a thread or a measuring tape.
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उत्तर
The radius of the wheels of a bicycle is 12 inches. The radius of the wheel of a bullock cart is 20 inches.
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संबंधित प्रश्न
A bangle can be used to trace a circle. What are the other things around you that you can use to trace a circle?
Trace a circle with the help of some of these in your notebook or on the ground.
- Which thing makes the smallest circle?
- Which thing makes the biggest circle?
Why do we make a circle in each of these games?
Think of some other games you play by making circles.
Do the activity in small groups. Each group should take a rope of a different length. See the circles made by different groups.
Which group made the smallest circle?
Measure the radius of both circles using a ruler.
Write the length of their radius.
- Radius of the green circle ______
- Radius of the blue circle ______
Can a circle have more than one centre?
Did any one of you ever get a shape like Naina’s?
To make the top spin well, where will you make the hole?
