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The figure shows a triangle ABC (C
is an obtuse angle). The circle of diameter AC cuts AB and BC
extended at D and E, respectively. If O is the circumcenter of
triangle BDE, prove that BO is perpendicular to AC.
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Art of Geometry Problem 1240 using Mobile Apps. Circle Patterns.
Geometric art is a form of art based on the use and application of geometric figures. A geometric figure is any set or combination of points, lines, surfaces and solids.
A mobile app or mobile application software is a computer program designed to run on smartphones and tablet computers.
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Geometric Art: Mobile Apps
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Last updated: Jul 30, 2016
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