Across
- 2. circles – two or more circles in the same plane with the same center.
- 4. lines – are noncoplanar lines they will not intersect.
- 5. triangle with an obtuse angle.
- 9. polygon – polygon which is equilateral and equiangular.
- 11. arc – arc whose measure is greater than a semi-circle (180 degrees).
- 17. – parallelogram with consecutive sides congruent.
- 19. – set of points in space a given distance from a given point called the center.
- 20. triangles – two triangles are congruent if corresponding sides are congruent and corresponding
- 21. triangle – triangle with all angles congruent.
- 24. triangle that has all acute angles.
- 26. – the set of points in a plane that are equidistant from a fixed point called the center.
- 27. – segment whose endpoints are the center of the circle and a point on the circle.
- 28. the figure formed by three segments joining three noncollinear points. Each of the three points
- 30. angle whose measure is between 0 degrees and 90 degrees.
- 32. – quadrilateral with both pairs of opposite sides parallel.
- 34. lines – two lines are parallel if they are coplanar and do not intersect.
- 36. triangle – triangle with at least two sides congruent.
- 39. triangle – triangle with no sides congruent.
- 40. angles – two angles whose sum is 90 degrees.
- 42. – parallelogram with a right angle.
- 43. set of points which has infinite length but no width or height. A line is named by a lower case letter or by any two points on the line.
- 44. angle whose measure is greater than 90 degrees but less than 180 degrees.
- 47. Theorem – in a right triangle, the sum of the squares of the legs is equal to the square of the hypotenuse
- 48. – chord that passes through the center of the circle.
- 49. are congruent.
Down
- 1. ray that divides an angle into two congruent adjacent angles
- 3. – quadrilateral with exactly one pair of opposite sides parallel.
- 6. – all sides congruent and all four right angles.
- 7. – union of 3 or more coplanar segments that meet only at endpoints such that at most two
- 8. lines – two lines that intersect to form right angles.
- 10. angles – the non-adjacent angles formed by two intersecting lines.
- 12. – consists of two points and the continuous part of a circle between them.
- 13. triangle with a right angle.
- 14. circles – circles that have congruent radii.
- 15. arc – arc whose measure is less than a semi-circle (180 degree).
- 16. – segment that connects two points on the circle.
- 18. angles that have the same measure.
- 22. – comparison of two numbers by division.
- 23. set of points that has infinite length and width but no height. We name a plane with a capital ‘funny font’ letter.
- 25. angle whose measure is 90 degrees.
- 29. – arc whose endpoints are the endpoints of a diameter.
- 31. – line in the plane of the circle that intersects the circle in one point.
- 33. triangle – triangle with all sides congruent.
- 35. angles – two angles whose sum is 180 degrees.
- 37. – line that intersects a circle in two points.
- 38. angles – two coplanar angles with a common vertex and a common side between them
- 39. angle whose measure is 180 degrees.
- 41. – equation that states two ratios are equal.
- 45. angle of a circle – angle whose vertex is the center of the circle and whose rays are radii of the circle.
- 46. of a triangle – segment from the vertex of a triangle to the midpoint of the opposite side.
- 47. has no size; length, width, or height. It is represented by a dot and named by a capital letter.
- 49. of a triangle – segment from the vertex of a triangle perpendicular to the line containing the opposite side.