Question

The area of a circle is 100 times the area of another circle. What will be the ratio of their
circumferences?​

Answer 1

Answer:

Let the area of the circles be A1 and A2 and their circumference be c1 and c2 respectively. Hence, the ratio of their circumferences is 10: 1.8

Step-by-step explanation:

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Answer 2

Answer:

C≈35.45

Step-by-step explanation:

C≈35.45

A Area 100

Using the formulas

A=πr2

C=2πr

Solving forC

C=2πA=2·π·100≈35.44908

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