xy=yx because either way, you would end with the same product. For example, if x was 3 and y was 2, you would have (3)(2)=(2)(3), giving you 6=6 which is, in fact, a true statement.
<span> the angle that the Main Angle is called reference angle </span><span>Given angle - 180 </span><span> 225° -180 </span>=45 eference angle for 225° is 45
