Geometry Crosswords

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Across
  1. 6. A=bxh
  2. 7. A^2+B^2=C^2
  3. 10. Sin-Cos-Tan
  4. 13. PIr^2
  5. 15. 4 equal sides
  6. 16. What makes 90 Degrees
  7. 17. LxWxH
  8. 18. 8 sides
  9. 19. A 3D square
Down
  1. 1. The full length of a circle
  2. 2. A 3D circle
  3. 3. LxW/2
  4. 4. A 3D triangle
  5. 5. (x1+x2,y1+y2)
  6. 8. Longest side of a triangle
  7. 9. Half of a circle
  8. 11. The curve in a circle
  9. 12. 6 sides
  10. 14. The outside height