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AMC 12 2019b Problem 20

  • Paper

Points A(6,13)A(6,13) and B(12,11)B(12,11) lie on circle ω\omega in the plane. Suppose that the tangent lines to ω\omega at AA and BB intersect at a point on the xx-axis. What is the area of ω\omega?

(A) 83π8(B) 21π2(C) 85π8(D) 43π4(E) 87π8\textbf{(A) }\frac{83\pi}{8} \textbf{(B) }\frac{21\pi}{2} \textbf{(C) } \frac{85\pi}{8} \textbf{(D) }\frac{43\pi}{4} \textbf{(E) }\frac{87\pi}{8}

Dataset text AMC 12 2000 to 2025. Quoted with source.

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