Math, asked by dagararpan, 9 months ago

11. The ratio of the radii of two circles is 3 : 4. Find the ratio of their circumferences and areas.
12. The diameter of a scooter wheel is 70 cm. How many revolutions will it make to cover a distance
of 2.20 ?​

Answers

Answered by gauravkumar36
1

Answer:

11-circumfrence=3:4&area of circle ratio=9:16

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