If P and Q are each circular regions, what is the radius of the larger of these regions?

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If \(P\) and \(Q\) are each circular regions, what is the radius of the larger of these regions?

\((1)\) The area of \(P\) plus the area of \(Q\) is equal to \(90\pi.\)
\((2)\) The larger circular region has a radius that is \(3\) times the radius of the smaller circular region.

Answer: C

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