Geometry

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Across
  1. 2. a flat surface, and has no thickness. Can be named by a capital letter.
  2. 5. multiplying both sides of a/b=c/d, ad=bc.
  3. 7. a conclusion. Based on inductive reasoning.
  4. 11. a quadrilateral with exactly 1 pair of parallel sides.
  5. 12. angles of a polygon that share a side.
  6. 13. a series of points that extend indefinitely. Can go in either direction, named using only two points.
  7. 18. Based on patterns you observe.
  8. 19. a parallelogram with 4 congruent sides.
Down
  1. 1. divides a segment into two congruent segments.
  2. 2. A statement of equality between two ratios. a/b = c/d
  3. 3. a quadrilateral with both pairs of opposite sides equal.
  4. 4. Nonparallel opposite sides are congruent.
  5. 6. non coplanar. Lines that are not parallel, and they do not intersect.
  6. 8. proportion/ when 3 or more ratios are equivalent.
  7. 9. coplanar. Lines that do not intersect.
  8. 10. a quadrilateral with 2 pairs of adjacent sides.
  9. 14. A parallelogram with 4 right angles.
  10. 15. a comparison of two quantities.
  11. 16. a part of a line with one endpoint. Named by two capital letters.
  12. 17. a parallelogram with 4 congruent sides, and 4 right angles.