Answer:
=> the sine is a trigonometric function of an angle.
=> The tangent of an angle is the trigonometric ratio between the adjacent side and the opposite side of a right triangle containing that angle. tangent=length of the leg opposite to the anglelength of the leg adjacent to the angle abbreviated as "tan".
=> π—is the ratio of the circumference of any circle to the diameter of that circle.
=> Square root, in mathematics, a factor of a number that, when multiplied by itself, gives the original number.
Step-by-step explanation:
