MTH1W Geometry Vocabulary

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Across
  1. 7. another word used to describe the height of a triangle or quadrilateral
  2. 9. a quadrilateral with two pairs of equal, parallel, sides
  3. 10. the longest side of a right triangle
  4. 12. a quadrilateral with two pairs of equal, perpendicular, sides
  5. 13. a four-sided polygon
  6. 14. a quadrilateral with equal side lengths
  7. 16. a line (segment) that connects non-consecutive vertices of polygons
  8. 17. an angle that is less than 90°
  9. 18. angles that add together to make 90°
  10. 19. 90° angle
  11. 20. 180° angle
Down
  1. 1. angles that add together to make 180°
  2. 2. a polygon with equal sides and equal interior angles
  3. 3. made of a number of different shapes, when deconstructed
  4. 4. a²+b²=c²
  5. 5. two lines that are equally distant and that will never intersect
  6. 6. a closed 2D shape made of straight lines
  7. 8. an angle between 90° and 180°
  8. 11. a six-sided polygon
  9. 15. two lines that meet at a 90° angle