User Portlet
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| Thanks, Gianluca, but I need to work with triangles. I don't undertand why Mathematica can find intersection points with circumcircles and perpendicular bisectors or angle bisector but RandomInstance can't find the easy intersection of two lines,... |
| As a math teacher in the Spanish school, I like to support my lessons with self-correcting worksheets as complementary materials, mainly as homework. Throughout the years I have developed a huge collection of worksheets. Before my students had... |