Trigonometry Commands acos Returns the inverse cosine (in radians) of a. acosd Returns the inverse cosine (in degrees) for each element of x. acosh Returns the inverse hyperbolic cosine (in radians) of a. asin Returns the inverse sine (in radians) of a asind Returns the inverse sine in degrees of a. asinh Returns the inverse hyperbolic sine (in radians) of a. atan Returns the inverse tangent (in radians) of a. atan2 Returns the inverse tangent in radians for each element of x and y. atanh Returns the inverse hyperbolic tangent of a. cos Returns the cosine of a (input in radians). cosd Returns the cosine of a (input in degrees). cosh Returns the hyperbolic cosine of a (input in radians). deg2rad Converts degrees to radian values. hypot Returns the element-wise square root of the sum of the squares of x and y. rad2deg Converts radian values to degrees. sin Returns the sin of a (in radians). sind Returns the sine of a (in degrees). sinh Returns the hyperbolic sine of a (input in radians). tan Returns the tangent of a (in radians). tanh Returns hyperbolic tangent of a.