Chapter 3 Geometry Terms

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Across
  1. 4. Pairs of interior angles on opposite sides
  2. 6. A geometric figure with four sides
  3. 8. A mathematical sentence stating that two quantities are equal
  4. 10. Pairs of exterior angles on opposite sides
  5. 11. Lines or points in the same plane
  6. 14. Angles inside the parallel lines
  7. 18. A quadrilateral whose opposite sides are parallel
  8. 19. Lines in space that are not coplanar and never meet
  9. 20. Pairs of angles in similar positions
Down
  1. 1. A figure with sides of unequal length
  2. 2. Angles outside the parallel lines
  3. 3. the sum of the measures of all the interior angles in a closed figure
  4. 5. A parallelogram with four equal sides
  5. 7. A figure with two sides of equal length
  6. 9. A parallelogram with four right angles
  7. 12. An unknown quantity in an equation
  8. 13. A rectangle with sides of equal length
  9. 15. A line that crosses parallel lines
  10. 16. A quadrilateral with exactly one pair of parallel sides
  11. 17. Lines in the same plane that will never meet