Trigonometry Vocabulary

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Across
  1. 3. The side next to a given angle that is not the longest side.
  2. 7. The side located directly across from a given angle in a triangle.
  3. 9. The ratio of the opposite side to the hypotenuse of an angle.
  4. 10. The reciprocal of the tangent function.
  5. 12. The reciprocal of the sine function.
  6. 13. A three-sided polygon containing exactly one 90-degree angle.
Down
  1. 1. The reciprocal of the cosine function.
  2. 2. A straight part of a line bounded by two distinct endpoints.
  3. 4. A proportion comparing the lengths of two sides in a right-angled triangle.
  4. 5. The longest side of a right triangle, directly across from the right angle.
  5. 6. A unit of angle measurement, equal to 1/360 of a full circle.
  6. 8. The ratio of the adjacent side to the hypotenuse of an angle.
  7. 11. The ratio of the opposite side to the adjacent side of an angle.