Solve for the missing sides and angles

Side a has a length of 269 units
Angle C measures 73.67 degrees
Side b has a length of 278 units

Coordinates are always labeled in this general layout:

Angle B measures 54.43 degrees
Side c has a length of 328 units
Angle A measures 51.9 degrees

A is at coordinates (190, 275)
B is at coordinates (0, 8)
C is at coordinates (269, 8