Today's soundtrack is Brahms: Symphony #4. This afternoon, I'm learning about angles in standard position. Some of the terminology will be familiar, as I covered angles in standard position in these three lessons back in January. We can measure the angle of something either in degrees or in radians. What is a radian, though? To … Continue reading 04.10.2019: One Lesson of Math – Circular Functions, 1/10: Radian Measure – Angles in Standard Position