Geometry Cross Word

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Across
  1. 3. a surface or a line that is curved inward.
  2. 5. a segment joining two consecutive vertices of a convex polygon.
  3. 7. a point at which a line segment or a ray ends.
  4. 9. the division of something into two equal or congruent parts, usually by a line.
  5. 10. a quadrilateral with only one pair of parallel sides.
  6. 11. a polygon with four sides.
  7. 12. suggest or assume the existence, fact, or truth of (something) as a basis for reasoning, discussion, or belief.
  8. 14. a parallelogram with all sides of equal lengths without any right angles.
  9. 18. having the same size and shape.
  10. 19. is a vector from a point to a point (starts with an r)
  11. 20. quadrilateral with two pair congruent consecutive sides.
Down
  1. 1. The line segment connecting the midpoints of two sides of a triangle.
  2. 2. a plane figure with at least three straight sides and angles, and typically five or more.
  3. 4. the point at which the perpendicular bisectors of the sides of a triangle intersect and which is equidistant from the three vertices.
  4. 6. the figure formed by two rays meeting at a common end point.
  5. 8. lines that intersect at a right (90 degrees) angle.
  6. 13. Having a common vertex and a common side.
  7. 15. a part of a figure cut off by a line or plane intersecting it.
  8. 16. Shapes that curve outward.
  9. 17. side by side and having the same distance continuously between them.