Across
- 1. an angle less lan 90 degrees
- 5. lines that never intersect
- 9. the total distance around the shape
- 10. a line with a single endpoint
- 11. a line that touches a circle at exactly one point
- 12. the point where two lines,rays or segments meet
- 14. shapes that have the same size and shape
Down
- 1. the amount of space inside a shape
- 2. the longest side of a right triangle
- 3. a part of a line with two end points
- 4. a closed shape with straight sides
- 6. distance from the center of a circle to any point on it
- 7. a line passing through the center of a circle connecting two points on the circle
- 8. a flat surface that extends to infinity
- 13. a figure formed by two rays with a shared endpoint