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- .geometry "version 0.1";
- v4 = .free(-0.269494, -0.017784, "1");
- v5 = .free(0.857729, -0.023256, "3");
- v6 = .v.vvmid(v4, v5);
- c1 = .c.vv(v6, v5);
- v7 = .vonc(c1, 0.446238, 0.522181, .plus, "2");
- l1 = .l.vv(v4, v7);
- l2 = .l.vv(v7, v5);
- l3 = .l.vv(v5, v4);
- len = .len.vv(v4, v7, "l12");
- len1 = .len.vv(v5, v7, "l23");
- len2 = .len.vv(v4, v5, "diam");
- l11 = .len.times(len, len);
- l22 = .len.times(len1, len1);
- l33 = .len.times(len2, len2, .red, "diam*diam");
- sum = .len.plus(l22, l11, .red, "l12*l12+l23*l23");
- .text("An angle inscribed in a semi-circle is a right angle.");
- .text("");
- .text("This theorem is illustrated by showing that the two sides and the");
- .text("diameter of the circle satisfy the conditions for the pythagorean");
- .text("theorem.");
-