Ch.4 and Ch.5 vocab

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Across
  1. 2. In the figure, tranversal t intersects lines l and m. 1, 2, 7, and 8 are exterior angles.
  2. 5. A triangle with at least two congruent sides
  3. 6. The point of concurrency of the altitudes of a triangle
  4. 7. Opposite angles formed by the intersection of two lines
  5. 8. the point where three or more lines intersect
  6. 10. A triangle having one obtuse angle
  7. 11. A side common to two given angles of a triangle
  8. 12. A triangle with three congruent angles
  9. 13. Three or more lines or segments that meet at a common point
  10. 14. A transformation in which a figure is turned around a fixed point
  11. 15. An angle formed by two given sides of a triangle
  12. 17. A triangle with no congruent sides
  13. 19. A triangle having one right angle
  14. 20. The middle number in a set of data when the data are arranged in numerical order
  15. 21. A line segment perpendicular to the base of a figure with endpoints on the base and on the vertex opposite the base
  16. 22. A transformation in which a figure is slid in any direction
  17. 23. The angle formed by the two equal legs in an isosceles triangle
Down
  1. 1. A transformation in which a figure is flipped over a line of symmetry
  2. 3. A triangle having all three sides congruent and all three angles congruent
  3. 4. A segment that is perpendicular to another segment and passes through that segment's midpoint
  4. 5. The point of concurrency of the angle bisectors of a triangle
  5. 9. the mean position of all the points in all of the coordinate directions.
  6. 16. The point of concurrency of the perpendicular bisectors of a triangle
  7. 18. A triangle in which each angle measures less than 90°