01.22.2019: One Lesson of Math - Angles in Standard Position in All Quadrants, Part 4

Today's soundtrack is The Beach Boys: Sounds of Summer, their "greatest hits" album. The majority of the songs feel very formulaic to me, especially in contrast to yesterday's prog rock masterpiece. Four times through this album was quite enough for me.

I wasn't able to finish the whole assignment yesterday; I finished it today.