Solve for the missing sides and angles

Angle C measures 62.84 degrees
Angle A measures 55.48 degrees
Side b has a length of 281 units

Coordinates are always labeled in this general layout:

Side a has a length of 263 units
Angle B measures 61.68 degrees
Side c has a length of 284 units

A is at coordinates (135, 275)
B is at coordinates (0, 25)
C is at coordinates (263, 25