Solve for the missing sides and angles

Angle A measures 38.47 degrees
Angle B measures 74.63 degrees
Side a has a length of 140 units

Coordinates are always labeled in this general layout:

Side b has a length of 217 units
Angle C measures 66.9 degrees
Side c has a length of 207 units

A is at coordinates (55, 275)
B is at coordinates (0, 75)
C is at coordinates (140, 75