Across
- 5. Two lines or line segments intersecting at 90 degrees
- 7. Sum
- 8. without bound
- 9. a set within a larger set
- 11. a line that touches a curve exactly at one point
- 12. (of a triangle)having all sides of unequal length
- 14. nada, zilch, nothing
- 15. study of lines, angles, shapes
Down
- 1. looking the same after reflection
- 2. A seven-sided figure with all sides equal
- 3. A step by step procedure
- 4. rule : perform operations in correct order
- 6. Angle less than 90
- 10. Relating 2 terms
- 13. a straight line connecting two points on a curve or curved surface