In math, the sine of an angle is defined as the length of the side of a right triangle opposite the acute angle divided by the length of the hypotenuse. The lengths of these sides can be determined through the Pythagorean Theorem.
Continue ReadingSine is a trigonometric function related to the functions cosine and tangent. Cosine is the opposite of sine in that it is equal to the length of the side of a right triangle adjacent to the acute angle divided by the length of the hypotenuse. The related tangent function is defined as the sine divided by the cosine.
Learn more about Calculus