Geometry

1234567891011121314151617
Across
  1. 3. the distance around a circle
  2. 4. a true statement that has a true converse
  3. 5. the space a 3 dimensional solid occupies
  4. 9. lines with the same slope but different y-intercepts
  5. 10. added up they equal 180
  6. 13. the space a 2 dimensional shape occupies
  7. 14. the hypothesis and conclusion switch places and are negated.
  8. 16. parallelogram with one right angle
  9. 17. the hypothesis and conclusion switch places
Down
  1. 1. quadrilateral that is a rhombus and a square
  2. 2. quadrilateral with opposite sides parallel
  3. 6. added up they equal 90
  4. 7. quadrilateral with congruent consecutive sides
  5. 8. quadrilateral with one set of opposite parallel sides
  6. 9. lines with opposite reciprocal slopes
  7. 11. parallelogram with perpendicular diagonals
  8. 12. theorem, a^2+b^2=c^2
  9. 15. the negation of the hypothesis and the conclusion