Across
- 4. Having an intersection that forms right angles
- 6. Have negative reciprocal slopes
- 7. Have the same slope
- 9. A transformation that preserves the size and shape
- 12. The longest side of a right triangle
- 13. A mathematical statement that appears valid
- 15. The middle of a line segment
- 16. Has no size or shape, represented with a dot
Down
- 1. Sharing a common vertex and side
- 2. A straight, continuous arrangement of points
- 3. 2 and -1/2
- 4. A line, line segment, or ray that bisects a line segment and is perpendicular to it
- 5. Cut into two equal parts
- 8. Part of a line, between two endpoints
- 10. A portion of the circumference of a circle
- 11. Same size and shape
- 14. y=mx+b