Figure
1
Parabola
Figure
3
3 parabolas sides
Figure
4
3 parabolas medians
Figure
4a
3 parabolas color
Figure
5
2 parabolas
Figure
5a
4 parabolas
Figure
6
Pursuit
Figure
8
Spiral
Figure
8a
More spirals
Figure
9
Cardioid
Figure
11
Nephroid
Figure
13
Nephroid envelope circles
Figure A
Circle off center
Figure B
Circle in square
Figure C
Two linked circles
Figure D
Cycloid
Figure
E
Speed 4 to 1
Figure
F
Speed 5 to 1
Figure
G
Cardioid circles
Figure
H
Lines between circles
Other sites with interactive figures