Geometry vocab

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Across
  1. 7. Two lines that intersect at a 90 degree angle.
  2. 8. Adjacent angles that are supplementary. Combined, they form a straight line. (two words, no space)
  3. 11. A flat surface made up of points and extends indefinitely in all directions.
  4. 12. An angle with a degree measure less than 90
  5. 13. A point that divides the segment into 2 congruent segments.
  6. 14. An angle with a degree measure greater than 90
  7. 15. A quadrilateral in which both pairs of opposite sides are parallel.
  8. 16. Two angles that have the same measure
  9. 18. Made up of points with no thickness or width.
  10. 19. The ratio used to multiply or divide the sides of one triangle to get the sides of another.
Down
  1. 1. The intersection of two rays at an endpoint.
  2. 2. Two angles directly across from each other on intersecting lines.
  3. 3. A location with no size or shape.
  4. 4. A comparison of two or more quantities.
  5. 5. Two angles with measures that add up to 180.
  6. 6. A closed figure formed by three or more line segments called sides.
  7. 9. An angle with a degree measure of 90
  8. 10. The common endpoint of an angle. (where the sides intersect)
  9. 15. Two lines that never intersect. (two words, no space)
  10. 17. A line that intersects two or more lines.