The figure shows a square ABCD and
equilateral triangle EFG so that E is on BG, C on EF, and D on
FG. If CE = c, DF = d, and BG = b, prove that
.
![Geometry Problem 1238: Square, Equilateral Triangle, Metric Relations. Mobile Apps.](p1238-square-equilateral-triangle-metric-relation-mobile-apps.gif)
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Art of Geometry Problem 1238 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.
See also
the
kaleidoscope of problem 1238.
![Art of problem 1238 using mobile apps, iPad, iPhone](p1238-square-equilateral-triangle-mobile-apps-circle-7.jpg)
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Last updated: Jul 23, 2016
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