Across
- 3. the number of sides on a pentagon
- 6. a twelve sided polygon
- 7. an angle that's outside of a polygon
- 10. a line that connects two endpoints inside of a circle
- 11. an angle that's inside of a polygon
- 12. a line that passes through one point of a circle
- 13. two or more angles that add up to 180 degrees
- 15. a line/angle that's outside of a circle
Down
- 1. a seven sided polygon
- 2. a regular shape with three or more sides
- 4. a portion of a circle that's surrounded by two lines that meet at a vertex or the center of a circle
- 5. two angles that are vertical to each other
- 8. a line that passes through two points in a circle
- 9. an angle that's at the center of a circle and it's endpoints are on the edge of the circle
- 14. the degree measure of each interior angle in an equilateral triangle