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Antonio Gutierrez
Antonio Gutierrez
Antonio Gutierrez
@gogeometry

Antonio Gutierrez

@gogeometry

#Geometry , Math, Education, #Incas, #Machu Picchu, Cusco, Nazca Lines, Software, Mind Mapping, Word Cloud, ESL, #iPad

Joined May 2009
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Antonio Gutierrez ‏@gogeometry 14 Mar 2014

#Math #Geometry Problem 993: Circles, Secant, Tangent, Cyclic Quadrilateral, Perpendicular at http://www.gogeometry.com/school-college/p993-intersecting-circles-secant-tangent-perpendicular-concyclic.htm … pic.twitter.com/15tqlig7Qs

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  • tb_lb
12:05 PM - 14 Mar 2014
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