Trigonometry

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Across
  1. 9. The longest side in a right triangle
  2. 12. The side that is next to the angle
  3. 13. An instrument used to measure distance and angles.
  4. 14. An alternative unit of angle measurement.
  5. 16. An instrument used to measure angles of elevation
  6. 19. The study of angles and distances in triangles
  7. 20. Another word for height.
  8. 21. This is rise/run
Down
  1. 1. The relationship between sides of a right triangle
  2. 2. The side across from an angle
  3. 3. The ratio opposite/adjacent
  4. 4. A way of remembering the trigonometric ratios
  5. 5. The ratio adjacent/hypotenuse
  6. 6. Triangles that have the same shape but a different size.
  7. 7. A unit of angle measurement
  8. 8. The angle upwards from the horizontal
  9. 10. A profession that measures distances and angles and makes plans
  10. 11. The angle downwards from the horizontal
  11. 15. The ratio opposite/hypotenuse
  12. 17. The angle from the horizontal
  13. 18. An angle of 90 degrees