| Welke formule laat je toe de straal r van een cirkel te berekenen als je zijn omtrek p kent ? | A. \(\boldsymbol{r=p-2\pi }\) |
|---|---|
| B. \(\boldsymbol{r=2\,\pi\,p }\) | |
| C. \(\boldsymbol{r = \sqrt \frac {p} {\pi} }\) | |
| D. \(\boldsymbol{r=\frac {p} {\pi} }\) | |
| E. \(\boldsymbol{r = \frac {p} {2\,\pi} }\) |
[ 2-2091 - op net sinds 24.4.13-(E)-26.12.2024 ]
|
p = circumference and r = radius of a circle Which formula is correct ? |
A. \(\boldsymbol{r=p-2\pi }\) |
|---|---|
| B. \(\boldsymbol{r=2\,\pi\,p }\) | |
| C. \(\boldsymbol{r = \sqrt \frac {p} {\pi} }\) | |
| D. \(\boldsymbol{r=\frac {p} {\pi} }\) | |
| E. \(\boldsymbol{r = \frac {p} {2\,\pi} }\) |
