right triangle trigonometry vocabulary

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Across
  1. 4. the ratio of the length of the adjacent side to that of the longest side
  2. 6. the opposite
  3. 9. the ratio of the side of the angle opposite the angle divided by the hypotenuse.
  4. 10. the square of the length of the hypotenuse of a right triangle
Down
  1. 1. a triangle with a right angle
  2. 2. two numbers that are the same distance from 0 but on opposite sides of 0.
  3. 3. the longest side of a right-angled triangle
  4. 5. two angles are adjacent if they have a common side and a common vertex.
  5. 7. a term that is used to compare two or more numbers.
  6. 8. the ratio of the side opposite the angle we know, or want to know, over the side adjacent to that angle.