Circumference of a circle. Animation showing that the circumference of a circle can be determine by multiplying the diameter by pi. | |
Licence : | Droits gérés |
Crédit : | Science Photo Library / Kightley, Russell |
Model Release : | Non requis |
Property release : | Non requis |
Durée : | 10 Secondes |
Aspect ratio : | 16/9 |
Restrictions : | - |