Geometry Crossword

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Across
  1. 2. Half of a diameter
  2. 3. Geometric figure
  3. 4. a^2+b^2=c^2
  4. 5. 3 side shape
  5. 8. Angle that's more than 90 degrees
  6. 9. Equations used for finding surface area, volume, etc
  7. 10. Part of the circumference
  8. 12. Space Between lines
  9. 13. Line that meets the circumference at both ends
  10. 15. An object's form, or outline
  11. 18. SOH-CAH-TOA
  12. 19. Shape with 4 equal sides
Down
  1. 1. Perimeter of a circle
  2. 6. Amount of space in an object
  3. 7. Total area of a surface
  4. 10. Angle that's less than 90 degrees
  5. 11. Math that deals with points, lines, and shapes
  6. 14. Angle that's 90 degrees
  7. 16. A location
  8. 17. Quantity of a measurement