Question

(C) 4.4 cm (d) 22 cm 3. There are 7 round tables at a party. The radius of each table is 20 cm. How much long ribbon is required to cover these 7 tables? 4. The diameter of a cycle tyre is 30 cm. How far will it move in one turn of the wheel? 5. An asteroid hit the earth and covered a huge round crater. Scientists measured the distance around the crater as 52 km. What is the diameter of the crater?
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Answer 1

Answer:

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