Across
- 4. a triangle with no congruent sides
- 7. lines on different planes that do not intersect
- 12. Lines- lines that intersect at a 90-degree angle
- 13. Lines- lines on the same plane that never intersect
- 15. the exact middle point of a line segment
- 18. points on the same plane
- 20. a ____ angle measures 180 degrees
- 21. two rays with a common endpoint
- 22. part of a line with one endpoint that extends indefinitely in one direction
- 23. angles that share a vertex and side (next to each other)
- 25. points on the same line
- 26. Segment- part of a line with 2 endpoints
- 27. a triangle with 3 congruent angles
Down
- 1. a line that intersects at least 2 other lines
- 2. made up of points and extends indefinitely in both directions
- 3. a triangle with 2 congruent sides
- 5. an ____ angle measures between 0-90 degrees
- 6. congruent angles that are across from one another in intersecting lines
- 8. two angles whose sum is 180
- 9. a location with no size or shape
- 10. angles that are adjacent and supplementary
- 11. a flat surface made of 3 or more points
- 14. a triangle with 3 congruent sides
- 16. an ____ angle measures between 90-180 degrees
- 17. a segment, line, or ray that splits an angle or segment into two equal parts
- 19. a ____ angle measures 90 degrees
- 24. two angles whose sum is 90