56b21ed5-e528-4f60-9752-b01dfad16cc6 4 4 5 false false 0 decimal

&[DATE] &[TIME] - &[FILENAME]

unit circle

r 1 :

circumference 2 π * r * : rad 6.2832

frequency

f 1 Hz * :

can't get radians per second

ω circumference f * : 6.2832 Hz *