0 1 2 3 4 5 6 7 8 9 0 0.000 0.017 0.035 0.052 0.070 0.087 0.105 0.122 0.139 0.156 10 0.174 0.191 0.208 0.225 0.242 0.259 0.276 0.292 0.309 0.326 20 0.342 0.358 0.375 0.391 0.407 0.423 0.438 0.454 0.469 0.485 30 0.500 0.515 0.530 0.545 0.559 0.574 0.588 0.602 0.616 0.629 40 0.643 0.656 0.669 0.682 0.695 0.707 0.719 0.731 0.743 0.755 50 0.766 0.777 0.788 0.799 0.809 0.819 0.829 0.839 0.848 0.857 60 0.866 0.875 0.883 0.891 0.899 0.906 0.914 0.921 0.927 0.934 70 0.940 0.946 0.951 0.956 0.961 0.966 0.970 0.974 0.978 0.982 80 0.985 0.988 0.990 0.993 0.995 0.996 0.998 0.999 0.999 1.000To use the table to find the sin of, for example, 35 degrees, you would look for the row starting with 30, then move across to the column for 5, giving you a value of 0.574.)
Note about sin: The prototype for the sin function is in the cmath header file.
The argument of sin is given in radians, not degrees.
degrees ×whereradians = ------------ 180
Input: Friday Output: Thursday