# Desktop Python teaching example. Numerical inputs are illustrative.
from math import pi, degrees
track_m = 0.080
left_m, right_m = 0.050, 0.070
print("centre_m", (left_m + right_m) / 2)
print("heading_deg", degrees((right_m - left_m) / track_m))
print("90_degree_wheel_m", track_m * pi / 4)