Trigonometry

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Across
  1. 2. opposite/adjacent
  2. 4. angle equal to 90 degrees
  3. 5. having a common edge
  4. 6. adjacent/hypotenuse
  5. 7. always opposite of the right angle
Down
  1. 1. opposite/hypotenuse
  2. 2. measurement of triangles
  3. 3. angle greater than 90 degrees
  4. 5. angle less than 90 degrees