Difference between revisions of "2008 AMC 12B Problems/Problem 13"
(New page: Vertex <math>E</math> of equilateral <math>\triangle{ABC}</math> is in the interior of unit square <math>ABCD</math>. Let <math>R</math> be the region consisting of all points inside <math...) |
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Revision as of 15:54, 18 May 2008
Vertex of equilateral is in the interior of unit square . Let be the region consisting of all points inside and outside whose distance from is between and . What is the area of ?