Trigonometry

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Across
  1. 2. you must show your w_____ with your trignometry calculations
  2. 5. essential for your trigonometry calculations
  3. 7. the word trigonometry comes from two g_____ words
  4. 9. the angle of d_______ is measured down from the horizontal
  5. 11. A triangle that has one 90° angle is r______- angled
  6. 13. the angle of e_____ is measured up from the horizontal
  7. 15. The side next to an angle (but not the hypotenuse)is called the a__________ side
  8. 16. The longest side of a right-angled triangle
Down
  1. 1. we work with these shapes in trigonometry
  2. 3. true bearings are measured clockwise from due n_______
  3. 4. tan is short for this
  4. 6. angles are measured in d_________
  5. 8. cos is short for this
  6. 10. we usually shorten sine to this
  7. 12. the opposite to north
  8. 14. the trigonometric r_______ are sin, cos and tan
  9. 17. 90 degrees in a clockwise direction from north