Geometry

Where can the lines containing the altitudes of an obtuse triangle intersect?

I. inside the triangle
II. on the triangle
III. outside the triangle

A)I only
B)I or II only
C)III only
D)I, II, or III

1. 👍 0
2. 👎 0
3. 👁 189

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Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes intersect at a $123^\circ$ angle, and $\angle YXH = 26^\circ$, then what is $\angle HZX$ in degrees?