Présentation de rect_005.jps

/syracuse/bbgraf/albums/geometrie_2nd/rect_005.jpg
autocrop -10 8 setxrange -5 7 setyrange /A {0 0} def /B {0 4.5} def /C {-9 3 sqrt mul 2 div 0} def [A B C] polygone C A B angledroit A C B 1.5 (-) tripointarc setTimesItalic (A) A drtext (B) B urtext (C) C dltext setTimes (30) 15 C 1.5 cpoint brtext <tex> $$ {3\sqrt 3} $$ </tex> A C milieu [1.3 dup] dctexlabel