| 1 | The tree has a circumference of 6 feet. | |
| 2 | finding right triangles with a certain circumference. | |
| 3 | The recruit made the current circulate in the circuit on the circumference. | |
| 4 | When attached, changes in the circumference of the penis cause changes in the electrical resistance of the mercury column. | |
| 5 | I have to have a whole number of wavelengths to get around the circumference. |