JSXGraph v1.11.1 Copyright (C) see https://jsxgraph.org
0,0
θ
y
O
1
2
π
π
3
2
π
2
π
−
3
−
2
−
1
1
2
3
y
=
3
sin
θ
y
=
2
cos
θ
y
=
2
2
sin
(
θ
+
π
6
)