Geometry Crossword

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Across
  1. 4. Part of a line
  2. 6. 2 lines with the same slope
  3. 8. A type of triangle where all sides are the same length
  4. 11. A way of showing division
  5. 12. When a shape can be mapped onto itself
  6. 13. A shape with 3 sides
  7. 14. To cut in half exactly
  8. 15. A measure of the way 2 lines intersect
  9. 17. An angle that measures more that 90 degrees
  10. 18. An angle that is exactly 90 degrees
  11. 19. The exact middle of a line
Down
  1. 1. When something is the same as another thing
  2. 2. A line that crosses a pair of parallel lines
  3. 3. An angle with a measure of 180 degrees
  4. 5. The side opposite of the 90 degree angle in a right triangle
  5. 7. When a thing is another thing and they are the same
  6. 9. A shape with 2 pairs of parallel sides
  7. 10. A shape with 4 sides and has 90 degrees for all of its angles
  8. 15. An angle that measures less than 90 degrees
  9. 16. A way to change a shapes size