Across
- 4. a quadrilateral with exactly one set of parrellel sides
- 10. 4 sided polygon
- 11. a line segment between two points on the circle or sphere that passes through the center
- 14. angles two angles with measures that have a sum of 180
- 17. rays two collinear rays with a common endpoint
- 19. angles that are opposite one another at the intersection of two lines
- 21. two rays with a common vertex
- 22. the study of geometric figures in two dimensions and three dimensions
- 23. a polygon with 6 sides
- 24. another term for hendecagon
- 26. part of a line that starts at a point and extends to infinity
- 29. a quantity obtained by the addition of a group of numbers
- 30. is undefined and contains undifinetly many points
- 31. the definite distance between 2 points
- 33. corresponding in character or kind
- 34. a shape with a circular base and sides tapering to a point
- 37. a line which passes through atleast two points of a circle
- 39. the point at which the line crosses at the x-axis
- 40. a polygon with 8 sides
- 41. a group of nearly parallel lines of electromagnetic radiation
- 44. a point or value that marks the end of a ray
- 46. lines coplanar lines that do not intersect
- 48. a line segment that connects center of circle to outer edges
- 49. a parallelogram with four equal sides
- 51. a parallelogram with four right angles
Down
- 1. lying in the same plane
- 2. the longer of the two arcs between 2 points on a circle
- 3. area the sum of the areas of all faces and side surfaces of a three-dimensional figure
- 5. a quadrilateral with both pairs of opposite sides parallel
- 6. an angle less than 90 degrees but more than 0 degrees
- 7. the ratio of the length of the leg opposite to the length of the leg adjacent to the angle
- 8. a polyhedron with two congruent and parallel faces
- 9. one of the eight divisions of three-dimensional space
- 12. a polygon with 9 sides
- 13. a line segment, line or plane that divides a geometric figure into two congruent halves
- 15. a polygon with 5 sides
- 16. the 90 degree angle between two perpendicular lines
- 18. a complete circular arc. also refers to the distance around the outside of a figure
- 20. the point at which the line crosses at the y-axis
- 25. in or near an inner area
- 27. a polygon with 10 sides
- 28. the ratio of the length of the leg opposite an angle to the lenght of the hypotenuse
- 29. ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle
- 32. the sum of the lengths of the sides of a polygon
- 35. a particular aspect of life or activity
- 36. a continuous portion of a circle
- 38. the slope of a horizontal line
- 42. relating to or situated in or extending toward the middle
- 43. written on or in a surface
- 45. relation with respect to comparative quantity or magnitude
- 47. angle angle that measures 180
- 50. the intersection of the y and x coordinate planes