Euclidean plane/Circle and piercing line/Cut/Exercise
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Let , , and let
be the circle with center and radius . Let denote a line in with the property that there exists at least one point on such that . Show that .
Let
,
,
and let
be the circle with center
and radius
. Let
denote a line in
with the property that there exists at least one point
on
such that
.
Show that
.