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Across 2. Two angles that are next to each other so they share a side and vertex but don't overlap 7. A quadrilateral that has both pair of opposites sides that are parallel 8. A geometry rule that is accepted as true without proof 10. Trigonometric ratio for the adjacent leg over the hypotenuse 12. A triangle with 2 equal sides 13. A polygon with 4 sides 14. A figure made from a compass and straight edge 18. A triangle with 3 equal sides 19. A line that cuts a segment or angle into 2 equal parts 21. Figures that have equal measures 23. A polygon with 6 sides 25. A polygon with 8 sides 26. An angle that is 90 degrees 28. A line that intersects the circle one time 29. A segment that connects the center to any point on the circle 30. A logical argument to show something is true

Down 1. An angle inside a circle whose vertex is on the circle 3. A geometry rule that can be proven to be true 4. An angle that is more that 0 but less than 90 degrees 5. A line that intersects a circle 2 times 6. An arc of a circle that measures more than 0 but less than 180 degrees 7. 2 lines that meet to form a right angle 9. Theorem that states the sum of the 2 legs squared equals the hypotenuse squared. 11. An arc of a circle that measures 180 degrees 15. 2 lines in a plane that never intersect 16. A quadrilateral with 4 right angles and 4 equal sides 17. A segment whose endpoints are on the circle and goes through the center of the circle 20. A triangle with no equal sides 21. An angle inside a circle whose vertex is at the center of the circle 22. Trigonometric ratio for the opposite leg over the hypotenuse 24. A segment whose endpoints are on the circle 25. An angle that is more that 90 but less than 180 degrees 27. An arc of a circle that measures more than 180 but less than 360 degrees