Trigonometric Functions

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Across
  1. 3. Is a circle on the Cartesian plane with a radius of 1 unit and centered at the origin (0, 0).
  2. 6. Are also known as Circular Functions can be simply defined as the functions of an angle of a triangle.
  3. 7. Is the side of a right-angled triangle that is opposite the right angle.
Down
  1. 1. When two things are side-by-side or next to each other.
  2. 2. Is a branch of mathematics concerned with relationships between angles and ratios of lengths.
  3. 4. The ratio of the length of the opposite side to the length of the adjacent side.
  4. 5. The trigonometric function that is equal to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
  5. 8. The trigonometric function that is equal to the ratio of the side opposite a given angle (in a right-angled triangle) to the hypotenuse.