Respuesta :

Explanation

If XQ=9 YQ=12 QV=4, We can use the intersecting secant theorem to find QW below.

[tex]\begin{gathered} XQ\times QV=YQ\times QW \\ QW=\frac{XQ\times YQ}{YQ} \\ QW=\frac{9\times4}{12}=\frac{36}{12}=3 \end{gathered}[/tex]

Answer: 3

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