Solve for the missing sides and angles

Angle C measures 39.98 degrees
Angle B measures 73.77 degrees
Side a has a length of 245 units

Coordinates are always labeled in this general layout:

Side b has a length of 257 units
Angle A measures 66.25 degrees
Side c has a length of 172 units

A is at coordinates (48, 275)
B is at coordinates (0, 110)
C is at coordinates (245, 110