#Circles

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thorny briar
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Suppose the radii of the circles are r and R.
What is AO?

image.png
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No, in terms of r and R.

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Yes.

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So, the right triangle AOP has hypotenuse R and one of the sides r/2. The other side is PO.

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How can you find PO?

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Again, in terms of r and R.

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Yeah, that's correct.

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Don't forget that you need PQ, which is twice as long.