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If the area of a circle is A, radius of ...

If the area of a circle is A, radius of the circle is r and circumference of it is C, then

A

rC = 2A

B

`C/A = r/2 `

C

`A/r = C`

D

`AC = (r^2)/(4) `

Text Solution

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The correct Answer is:
A
rC = 2A
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