Figure CabriII vers. MacOS 1.1.5

1: Pt, 0, CN:0, VN:1
R, W, t, DS:1 1, GT:1, I, nSt
Val: 0 0

2: Axes, 1, CN:1, VN:3
Gr, W, t, DS:1 1, GT:0, I, nSt
Const: 1, Val: 1 0, 0 1

3: Pt, 0, CN:0, VN:1
R, W, t, DS:1 1, GT:1, V, nSt
Val: -6.23_ 2.76_

4: Cir, 0, CN:1, VN:2
Bl, W, t, DS:1 1, GT:0, V, nSt
Const: 3, Val: 2.75217086032907

"P", NP: -191, -132, NS: 15, 15
5: Pt, 0, CN:0, VN:1
R, W, t, DS:1 1, GT:1, V, nSt
Val: -6.36_ 4.36_
p: 0, Times, S: 14 C: 15 Fa: 0

"Move this point", NP: -243, -173, NS: 65, 30
6: Pt/, 0, CN:1, VN:3
R, W, t, DS:1 1, GT:2, V, nSt
Const: 4, Val: -7.22130509487496 5.3353932466749
p: 0, Times, S: 14 C: 15 Fa: 0

7: Ray, 0, CN:2, VN:2
V, W, t, DS:1 1, GT:0, I, nSt
Const: 6 5

8: Int, 0, CN:3, VN:1
R, W, t, DS:1 1, GT:1, V, nSt
Const: 7 4 6

9: Seg, 0, CN:2, VN:2
V, W, t, DS:1 1, GT:0, V, nSt
Const: 6 8

10: Pt, 0, CN:0, VN:1
R, W, t, DS:1 1, GT:1, V, nSt
Val: -1.13_ -0.3

11: Ray, 0, CN:1, VN:2
V, W, t, DS:1 1, GT:0, I, nSt
Const: 10, Val: 1 0

12: Perp, 0, CN:2, VN:2
V, W, t, DS:1 1, GT:0, I, nSt
Const: 10 11

13: Lgth, 0, CN:2, VN:1
B, W, NbD:2, FD, cm, GT:0, V, nSt
Const: 5 8, Val: -150 -86 116.036, nA, P
p: 0, Geneva, S: 9 C: 6 Fa: 0

14: Text, 0, CN:3, VN:3
B, W, BTh:1, DS:1 1, GT:0, V, nSt
Const: 5 8 13, Val: -151 -86 0, A, nP, TP: -5.03_, 2.86_, TS: 1.36_, -0.4
""#"
p: 0, Geneva, S: 9 C: 6 Fa: 0

15: Lgth, 0, CN:2, VN:1
B, W, NbD:2, FD, cm, GT:0, V, nSt
Const: 5 6, Val: -209 -153 38.7551, nA, P
p: 0, Geneva, S: 9 C: 6 Fa: 0

16: Text, 0, CN:3, VN:3
B, W, BTh:1, DS:1 1, GT:0, V, nSt
Const: 5 6 15, Val: -210 -153 0, A, nP, TP: -7, 5.1, TS: 1.36_, -0.4
""#"
p: 0, Geneva, S: 9 C: 6 Fa: 0

17: Transf, 0, CN:2, VN:2
R, W, t, DS:1 1, GT:1, V, nSt
Const: 10 13, Val: 1.7 0

18: Transf, 0, CN:2, VN:2
R, W, t, DS:1 1, GT:1, V, nSt
Const: 10 15, Val: 0 2.46_

19: Perp, 0, CN:2, VN:2
V, W, t, DS:1 1, GT:0, I, nSt
Const: 18 12

20: Perp, 0, CN:2, VN:2
V, W, t, DS:1 1, GT:0, I, nSt
Const: 17 11

21: Int, 0, CN:2, VN:1
R, W, t, DS:1 1, GT:1, V, nSt
Const: 19 20

22: Pol, 0, CN:4, VN:5
P, W, t, DS:1 1, GT:0, V, nSt
Const: 10 18 21 17

23: Area, 2, CN:1, VN:1
B, W, NbD:-2, FD, cm2, GT:0, V, nSt
Const: 22, Val: 83 -13 4497, nA, P
p: 0, Geneva, S: 9 C: 6 Fa: 0, p: 7, Geneva, S: 6 C: 6 Fa: 256

24: Text, 2, CN:2, VN:3
B, W, BTh:1, DS:1 1, GT:0, V, nSt
Const: 22 23, Val: 82 -13 0, A, nP, TP: 2.73_, 0.43_, TS: 1.5, -0.53_
""#"
p: 0, Geneva, S: 9 C: 6 Fa: 0

25: Locus, 49161, CN:2, VN:30
R, W, t, DS:1 1, GT:0, V, nSt
Const: 6 21

26: Text, 0, CN:0, VN:1
B, W, BTh:1, DS:1 1, GT:0, V, nSt
Val: -97 -165 0, A, nP, TP: -3.23_, 5.5, TS: 7.5, -1
"Rectangle of constant area generated from chord through point P."
p: 0, Times, S: 14 C: 15 Fa: 0

27: Lgth, 0, CN:2, VN:1
B, W, NbD:2, FD, cm, GT:0, V, nSt
Const: 18 10, Val: -33 -10 38.7551, nA, P
p: 0, Geneva, S: 9 C: 6 Fa: 0

28: Text, 0, CN:3, VN:3
B, W, BTh:1, DS:1 1, GT:0, V, nSt
Const: 18 10 27, Val: -34 -10 0, A, nP, TP: -1.13_, 0.33_, TS: 1.36_, -0.4
""#"
p: 0, Geneva, S: 9 C: 6 Fa: 0

29: Lgth, 0, CN:2, VN:1
B, W, NbD:2, FD, cm, GT:0, V, nSt
Const: 10 17, Val: 25 9 116.036, nA, P
p: 0, Geneva, S: 9 C: 6 Fa: 0

30: Text, 0, CN:3, VN:3
B, W, BTh:1, DS:1 1, GT:0, V, nSt
Const: 10 17 29, Val: 24 9 0, A, nP, TP: 0.8, -0.3, TS: 1.36_, -0.4
""#"
p: 0, Geneva, S: 9 C: 6 Fa: 0