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Online Geometry Problem 20: Right triangle, Altitude, Perpendiculars, Inradii, Similarity. Sketch, Software.

In triangle ABC, angle B is a right angle. BD is the altitude, DE is perpendicular to AB and DF is perpendicular to BC. a, b, and x are the inradii of the triangles AED, DFC and EDF respectively. Prove that .

 

Right triangle, Altitude, Perpendiculars, Inradii
 

 


 


Sketch of problem 20 using iPad Apps.

Sketch of problem 20 using mobile apps. Right triangle, Altitude, Perpendiculars, Inradii, Similarity

 

Art of Geometry Problem 20 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. See also the kaleidoscope of problem 20.

Art of problem 20 using mobile apps, iPad, iPhone

See also:
Problem art 20

Sketch problem 20 art 1

 

Selected Topics

Home | SearchGeometry | Problems | All Problems | Open Problems | Visual Index | 10 Problems | Art | 11-20Email | 1-100 | Circle Tangent Line | Right triangle, Altitude and IncircleGeometric Art: Mobile Apps | by Antonio Gutierrez
Last updated: Sep 19, 2014

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