6-7 crossword

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Across
  1. 1. The point where the perpendicular bisectors of a triangle meet; it is equidistant from all three vertices.
  2. 3. Bisector: A ray or segment that divides an angle into two equal angles.
  3. 4. Bisector: A line that cuts a segment in half at a right angle.
  4. 6. A quadrilateral with two pairs of adjacent sides equal in length.
  5. 11. A perpendicular segment from a vertex to the opposite side (or its extension).
  6. 14. A parallelogram with four right angles.
  7. 15. A shape in which all angles are equal in measure.
  8. 16. A quadrilateral with both pairs of opposite sides parallel.
  9. 18. A quadrilateral with four equal sides and four right angles.
Down
  1. 2. The point where all the medians of a triangle meet; it is the triangle’s balance point.
  2. 5. Being the same distance from two or more points or objects.
  3. 7. A segment from a vertex of a triangle to the midpoint of the opposite side.
  4. 8. A shape (usually a triangle) with all sides equal in length.
  5. 9. The point where all the altitudes of a triangle intersect.
  6. 10. A quadrilateral with exactly one pair of parallel sides.
  7. 12. A line segment connecting two non-adjacent vertices of a polygon.
  8. 13. The point where the angle bisectors of a triangle meet; it is equidistant from all sides of the triangle.
  9. 17. A parallelogram with all sides equal in length.