Across
- 2. the relationship between a circle's circumference and its diameter
- 6. distance around the circle
- 8. an angle whose vertex is on the circle's edge
- 10. a part of the circle's circumference
- 11. a line that intersects a circle at two points
- 12. point at which two line segments intersect
Down
- 1. a portion of the area of a circle
- 2. the relationship between a pumpkin's circumference and its diameter
- 3. a line that touches a circle at only one point
- 4. lines that intersect to form a right angle
- 5. angle angle whose vertex is at the center of the circle
- 7. the set of all points equidistant from a central point
- 9. a line segment whose endpoints lie on the circle
- 13. distance from the center of a circle to any point on the circle's circumference