Typography of Geometry Problem 161: Parallelogram, Midpoints, Octagon, Areas, iPad Apps

Proposition

In the figure below, ABCD is a parallelogram of area S. S1 is the area of the shaded octagon determined by connecting the midpoints E, F, G, and H with the opposite vertex of the parallelogram ABCD. Prove that S1 = S / 6.


Typography of Geometry Problem 161: Parallelogram, Midpoints, Octagon, Areas, iPad Apps. Math Infographic, Tutor


Geometric Art using Mobile Apps

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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Original problem 161

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Ten problems: 161-170
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