Across
- 1. the number of ways a set can be arranged
- 6. same shape and size
- 9. a line bounded by two points or connecting two points
- 10. the longest side of a right triangle
- 13. the total space of a 3-D object
- 14. expressing large numbers in terms of powers
- 16. symbol !
- 18. lines that never intersect
- 19. opposite over adjacent
- 20. length × width × height
Down
- 2. segment that connects the midpoints of two sides of a triangle
- 3. opposite over hypotenuse
- 4. a curved 2-D shape
- 5. a line that passes through two lines
- 7. adjacent over hypotenuse
- 8. mass divided by volume
- 11. 2 times the radius
- 12. the bottom of a figure
- 15. an expression with more than two expressions
- 17. the total space taken up