Chapter 1-6

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Across
  1. 5. a location has no size undefined
  2. 6. quadrilateral, four equal sides and four right angles
  3. 8. the two congruent sides of an isosceles triangle
  4. 10. quadrilateral, four right angles, opposites sides are parallel and congruent
  5. 11. three concurrent perpendicular bisectors
  6. 13. two rays with the same endpoints
  7. 14. all four sides have equal lengths
  8. 16. quadrilateral, two pairs of equal length adjacent sides
  9. 17. four-sided, both opposite sides are parallel and congruent
  10. 21. angles that have a common side and a common vertex
  11. 23. three or more intersecting lines
  12. 24. part of a line
  13. 25. touches each vertex of a triangle without crossing any sides
  14. 28. intersects a segment at its midpoint
  15. 30. equal
  16. 32. an accepted statement of fact
  17. 35. (2 words) form of a non-vertical line with slope m and through point (x, y)
  18. 37. lie on the same plane & do not intersect
  19. 38. figures in the same plane
  20. 39. a triangle that has at least two congruent sides.
  21. 41. measure of an angle
  22. 42. same distance
  23. 43. triangles with three congruent sides
Down
  1. 1. three concurrent altitudes
  2. 2. the side opposite the right angle
  3. 3. form 90-degree angles
  4. 4. (2 words) y=mx+b
  5. 7. intersection of three medians
  6. 9. congruent interior angles
  7. 12. angles whose sides form two pairs of opposite rays
  8. 15. ratio of its vertical change in the coordinate plane to the corresponding horizontal change
  9. 18. the set of points the figures have in common
  10. 19. part of the line that consists of one endpoint and one endpoint that extends indefinitely
  11. 20. three concurrent angle bisectors
  12. 22. from the vertex perpendicular to the opposite side
  13. 26. a straight path that extends in two opposite directions
  14. 27. the common endpoint of two rays
  15. 29. a polygon with equal side lengths and equal interior angles
  16. 31. a line that intersects two or more lines at distinct points
  17. 33. lie on the same line
  18. 34. the point that divides the segment into two congruent segments
  19. 36. quadrilateral with one pair of parallel sides
  20. 40. vertex to the midpoint