Across
- 3. an angle less than 90°
- 5. has one starting point and goes on forever
- 6. the total distance around a shape
- 8. segment part of the line that has 2 end points
- 10. an angle more than 90°
- 12. a triangle with 2 equal sides
- 13. a shape with 4sides and 4 right angles
- 14. the total space inside a shape
- 15. Formed by 2 lines meet at a common point
Down
- 1. the distance around a circle
- 2. a point where 2 lines meet
- 4. an 90° angle
- 7. ratio of a circle's circumference
- 9. a triangle with all equal sides
- 11. a triangle with no equal sides