Chapter 5 Vocabulary

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Across
  1. 2. the point of concurrency of the three medians of a triangle
  2. 4. a proof in which the statement to be proved is assumed to be false and a contradiction is shown
  3. 5. the same distance from two or more objects
  4. 7. the point of concurrency of the three altitudes of a triangle
  5. 8. for a figure to be drawn within another figure in which every vertex of the enclosed figure lies on or is tangent to the outer figure
  6. 9. a set of points that satisfies a given condition
  7. 10. a segment that joins the midpoints of two sides of the triangle
  8. 12. three or more lines that intersect at one point
Down
  1. 1. a point where three or more lines coincide
  2. 2. for a figure to be drawn around another figure in which every vertex of the enclosed figure lies on or is tangent to the outer figure
  3. 3. a segment whose endpoints are a vertex of the triangle and the midpoint of the opposite side
  4. 6. a perpendicular segment from a vertex to the line containing the opposite side
  5. 11. the point of concurrency of the three angle bisectors of a triangle