Given a random point $A$ outside the circle, and a circle centered at $C$, how do I construct a line that is tangent to the circle $C$ passing through $A$, using only Euclid's elementary constructions?
2026-03-27 02:39:57.1774579197
Construct a tangent line through a given point
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Draw a circle with diameter $CA$. Its intersection with the original circle will give the tangent points.