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Across
  1. 3. An acute angle enclosed between the terminal arm and the x-axis.
  2. 8. used to measure the unknown angle when the length of two sides of the right triangle are known.
  3. 10. the ratio between the length of the opposite side and the length of the adjacent side.
  4. 11. ratio between the side next to an acute angle in a right triangle and the hypotenuse.
  5. 14. whose ratio of opposite to adjacent sides is equal to that given number.
  6. 15. A math concerned with angles and side lengths of triangles.
Down
  1. 1. the square of a side of a plane triangle equals the sum of the squares of the remaining sides.
  2. 2. inverse of the sine function
  3. 4. The side that is opposite than the angle asked for.
  4. 5. The side next to the angle.
  5. 6. a line that intersects a circle at two distinct points.
  6. 7. acute angle is the ratio between the hypotenuse of a right triangle of which the angle is considered part and the leg opposite the angle.
  7. 9. the ratio of side length to the sine of the opposite angle.
  8. 12. It is the reciprocal of the tangent.
  9. 13. the ratio of the side of the angle opposite the angle divided by the hypotenuse.