| No. | Name | Definition | Algebra |
|---|---|---|---|
| 1 | Point A | A = (-0.83, 6.37) | |
| 2 | Point B | B = (9, 4) | |
| 3 | Point C | C = (1.73; 129.52°) | |
| 4 | Polygon P | Polygon A, B, C | P = 25.06 |
| 4 | Segment c | Segment[A, B] of Polygon P | c = 10.11 |
| 4 | Segment a | Segment[B, C] of Polygon P | a = 10.45 |
| 4 | Segment b | Segment[C, A] of Polygon P | b = 5.04 |
| 5 | Line e | Bisector of a | e: y = -3.79x + 17.63 |
| 6 | Line f | Bisector of b | f: y = -0.05x + 3.8 |
| 7 | Line d | Bisector of c | d: -9.83x + 2.37y = -27.89 |
| 8 | Point D | intersection point of e, d | D = (3.7, 3.6) |
| 9 | Circle g | Circle with center D through B | g: (x - 3.7)² + (y - 3.6)² = 28.22 |