Subject :IMO Class : Class 6
Fill in the blanks.
A __P__ is the path of a point moving at the same distance from a fixed point. The fixed point is the __Q__, the fixed distance is the __R__ and the distance around the circle is the __S__.
| P | Q | R | S | |
| A | Circle | circumfe-rence | centre | radius |
| B | Circle | centre | radius | circumfe-rence |
| C | Circle | radius | centre | circumfe-rence |
| D | Circle | circumfe-rence | radius | centre |