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Q: How can I construct (with ruler and compass) a circle tangent to two sides of a square and such that
Given square $ABCD$
I want to construct the circle in the interior of the square such that it is tangent to sides $BC$ and $CD$ and such that it's meetings with the diagonal $BD$ are tangent points from tangents draw from point $A$:
It is clear that the center of the circle must lie in $AC$. ...