Geometry Crossword Puzzle

12345678910111213141516171819
Across
  1. 2. a pair of lines that are on the same plane but never touch
  2. 5. SOH CAH TOA
  3. 8. a² + b² = c²
  4. 9. two lines that go through each other to form a right angle
  5. 12. a:b where b does not equal 0
  6. 13. a figure named by the shape of its base
  7. 16. arc angle that is more than 180°
  8. 18. the values of the proportions that are the middle terms
  9. 19. triangle a triangle with a right angle
Down
  1. 1. a shape made up of two sets of parallel lines and is at a slant
  2. 3. round shape that has no corners or edges
  3. 4. an exact similarity on both halves of an object
  4. 6. the line that represents half of the circle
  5. 7. three dimensional figure with a flat and curved surface pointed towards the top
  6. 10. quadrilateral that has four equal sides
  7. 11. the point that is in the middle of the line
  8. 13. has 1 polygon base and/or triangular lateral faces
  9. 14. the lines where the vertex touches one end of the circle
  10. 15. half of the diameter
  11. 17. 3D shape that has two parallel sides and a circular base