Across
- 2. length from one side of a circle to another
- 4. straight mark
- 5. distance from the middle of a circle
- 6. half of a circle
- 9. equal measures
Down
- 1. shape that is 360 degrees
- 3. two equal sides
- 7. line with end points on an arc
- 8. to move around
- 10. starting point but no end point