Pangos fired in four 3-pointers and dished off four assists while Stockton tallied five assists and four rebounds for the Bulldogs (22-4, 12-1 WCC), who shot 52.2 percent from the field.
Przemek Karnowski contributed 17 points, seven rebounds and four assists as Gonzaga bounced back after a 60-54 loss at Memphis Saturday.
Gary Bell Jr. helped out with 11 points and seven rebounds.
The Waves (14-12, 7-7) were paced by Stacy Davis with 14 points and five rebounds.
Brendan Lane and Nikolas Skouen added 12 each.