Across
- 1. Rate of Change.
- 4. Line or segment or ray that "cuts" a segment in half. The point of intersection is the midpoint of the segment.
- 5. Distance around a circle.
- 8. Lines, Two lines that never intersect. Two lines with the same slope.
- 9. Points in the same line.
- 10. Part of a line, two endpoints.
- 12. Part of a line, one endpoint.
Down
- 2. Lines, Lines that intersect at a right angle (90 degrees)
- 3. Infinite set of collinear points. No endpoints.
- 6. Distance across a circle. Twice the radius.
- 7. Distance from center of a circle to a point on the circle. Half of the Diameter.
- 11. The point that divides a segment into two equal part.