Area of a circle. Animation showing the equations for determining the circumference and area of a circle. The circumference is given by the formula two times pi times the radius (r) of the circle). The area is given by the formulae pi times the radius of the circle squared. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Kightley, Russell |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Länge: | 11 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |