Nice visualization. Many confusions could have been avoided had "radians" been named "radiuses". Measuring angles in spanned "radiuses" minimizes abstractions and explains the 2*pi factor. (Radii works too.)
Nice visualization. Many confusions could have been avoided had "radians" been named "radiuses". Measuring angles in spanned "radiuses" minimizes abstractions and explains the 2*pi factor. (Radii works too.)