Across
- 4. the length, size or amount of something
- 7. a close guess or rough calculation
- 9. distance from the centre to the edge of a circle
- 10. using letters and symbols to represent numbers
- 11. a polygon with 3 sides
Down
- 1. middle number in a sorted list
- 2. written with a numerator and a denominator
- 3. test
- 5. lines that never meet and are always the same distance apart
- 6. something out of 100
- 8. result of an addition