Across
- 2. a triangle with two equal sides
- 5. the system the rest of the world uses to measure
- 9. a triangle with 3 acute angles
- 11. a triangle with no equal sides
- 12. an angle equal to 90 degrees
- 13. a triangle with 1 obtuse angle and 3 acute angles
- 15. two lines that form a right angle
Down
- 1. length + width + length + width
- 3. an angle that is equal to 180 degrees
- 4. an angle that is less than 90 degrees
- 6. a triangle with all equal sides
- 7. a triangle with 1 right angle and 2 acute angles
- 8. the system the United States uses to measure
- 10. two lines that go on forever and never touch
- 13. an angle that is greater than 90 degrees
- 14. length x width
