AMC 10 Step by Step
2005 AMC 10AProblem 20P16-20~5 minPrint

An equiangular octagon has four sides of length 11 and four sides of length 2/2\sqrt{2}/2 , arranged so that no two consecutive sides have the same length. What is the area of the octagon?

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Problem © Mathematical Association of America (MAA), American Mathematics Competitions. Reproduced for non-commercial educational use. Solution and commentary are original to this site.