Typography of Geometry Problem 1031: Trapezoid, Intersecting Circles, Common Chord, Tangent Line, Midpoint, Parallel Lines, iPad Apps

Proposition

The figure below shows a trapezoid ABCD (AD // BC). Circle O passes through A and B and is tangent to CD at E. Circle Q passes through C and D and is tangent to AB at F. The common chord GH intersects EF at M. Prove that M is the midpoint of EF.


Typography of Geometry Problem 1031: Trapezoid, Intersecting Circles, Common Chord, Tangent Line, Midpoint, Parallel Lines, 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 1031.

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