Across
- 3. angle at the center of the circle
- 6. formula is pixr^2/360
- 7. set of all points equidistant from center point
- 8. formula is 2xpixr/360
- 11. segment whose endpoints are on the circle
- 12. segment that starts at center and ends on circle
- 14. two figures are the same
- 16. line that goes through a circle
- 18. middle point of circle
- 19. arc less than 180 degrees
Down
- 1. a radius and tangent are:
- 2. theorem for right triangles a^2 + b^2 = C^2
- 4. arc more than 180 degrees
- 5. chord through the center
- 6. half a circle
- 9. piece of the circumference of a circle
- 10. perimeter of a circle
- 13. piece of the area of a circle
- 15. line that touches the circle once
- 17. angle on the circle