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- .geometry "version 0.1";
- v1 = .free(-0.395349, -0.099863, "1");
- v2 = .free(0.099863, 0.409029, "2");
- v3 = .free(0.392613, -0.521204, "3");
- l1 = .l.vv(v1, v2);
- l2 = .l.vv(v2, v3);
- l3 = .l.vv(v3, v1);
- c1 = .c.vvv(v1, v2, v3);
- v4 = .vonc(c1, -0.197213, -0.500589, .green, .plus, "C");
- l4 = .l.vlperp(v4, l1, .yellow, .longline);
- l5 = .l.vlperp(v4, l2, .yellow, .longline);
- l6 = .l.vlperp(v4, l3, .yellow, .longline);
- v5 = .v.ll(l1, l4, .yellow);
- v6 = .v.ll(l5, l2, .yellow);
- v8 = .v.ll(l3, l6, .yellow);
- l7 = .l.vv(v5, v8, .red);
- l8 = .l.vv(v8, v6, .red);
- l9 = .l.vv(v6, v5, .red);
- .text("The Simson Line:");
- .text("");
- .text("Given an arbitrary triangle, choose an arbitrary point C on");
- .text("the circumscribed circle. Drop perpendiculars from this");
- .text("point to all three sides of the triangle. The intersections");
- .text("of these perpendiculars with the sides all lie in a straight");
- .text("line, called the Simson line.");
-