# Geometry

Geometry Level pending

From a semicircle with diameter $$AB$$, 2 lines are drawn from $$A$$ to $$B$$, intersecting the circle at $$P$$ and $$Q$$ respectively. These lines meet at point $$C$$. The orthocenter of the triangle $$CPQ$$ lie on the circumference of the semicircle. Find $$\angle CAB$$.

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