Présentation de calc_011a.jps

/syracuse/bbgraf/albums/geometrie_2nd/calc_011a.jpg
200 setwidth -8 8 setxrange -8 8 setyrange /quadrillagegray .2 def quadrillage /A {-4 -2} def /B {0 4} def /C {4 -2} def 1.3 setlinewidth [A B C] polygone setTimesItalic (A) A dltext (B) B ultext (C) C drtext