The ‘sine’ of an angle in a right-angled triangle is a trigonometric function that represents the ratio of the length of the side opposite the angle to the length of the hypotenuse (the longest side of the triangle).
The ‘sine’ of an angle in a right-angled triangle is a trigonometric function that represents the ratio of the length of the side opposite the angle to the length of the hypotenuse (the longest side of the triangle).