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I need number 3 only please help me!!
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I need number 3 only please help me!!

I need number 3 only please help me!!-example-1
User Pleonasmik
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1 Answer

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The answer is 9 times. This is because if the radius of A is r, and the radius of B is 3r, the radii will be squared while finding the formula. So, r will become r squared, while 3r will become 9r squared.

User Shubham Goel
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