A builder has constructed three flats in his plot. The direct distance from Flat \(A\) to Flat \(B\) is 438 yards. The direct distance from Flat \(B\) to Flat \(C\) is 801 yards. Which of the choices could be the direct distance from Flat \(A\) to Flat \(C\) if all the three flats are placed in noncollinear points?
(Note: Select all the possible values of the third side).