Typography of Geometry Problem 371: Square, Inscribed circle, Triangle, Area, iPad Apps

Proposition

The figure below shows a circle O inscribed in a square ABCD of area S. Points E, F, G, and H are the tangency points. M is the point of intersection of DF and AG and N is de point of intersection of DF and circle O. If S1 is the area of triangle GMN, prove that S = 40S1.


Typography of Geometry Problem 1304: Triangle, 120 Degrees, Angle Bisector, Incenter, Measurement, iPad Apps. Math Infographic, Tutor


Geometric Art using iPad or 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.

See also:
Original problem 371.