Trignometry

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Across
  1. 5. value of tan 90
  2. 7. adjacent side
  3. 9. perpendicular upon base
  4. 10. longest side of right angle triangle
  5. 11. value of cosec 30
  6. 12. value of tan 45
Down
  1. 1. inverse of sin
  2. 2. base upon hypotenuse
  3. 3. angled trigonometric ratios only work in __triangle
  4. 4. inverse of cosine
  5. 6. opposite side
  6. 8. value of sine zero