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A park maintenance person stands 19 m from a circular monument. If you assume her lines of sight form tangents to the monument and make an angle of 34°, what is the measure of the arc of the monument that her lines of sight intersect?

146, 56, 124, or 112?

Respuesta :

Correct answer is A.

[tex] \frac{\alpha}{2}=90^o-17^o=73^o \\ \\ \alpha=146^o \\ [/tex]
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