Question

How do I convert polar coordinates `(5, 30^circ)` to rectangular coordinates?

Answer 1

The answer is `((5sqrt3)/2, 5/2)`.

The procedure is found in the following answer. Make sure that your calculator is in DEG mode. However, 30 degrees is a special angle that you should memorize the ratios.
How do I convert polar coordinates `(10, -pi/4)` to rectangular coordinates?