Cook and Weisz combined to shoot 11 of 16 from the field as the Tigers (11-4) shot over 51 percent as a team, including 16 of 38 from beyond the arc. Henry Caruso added 13 points and seven rebounds. Princeton held a 57-27 advantage on the boards.
Princeton led 48-23 at the half and scored the first 15 points of the second half, including three 3-pointers.
Bryn Athyn, a small liberal arts college with an enrollment of 280, was led by Devante Laws with 12 points. The Lions shot 27 percent and was 5 of 23 on 3-point attempts.