Kylie Lamson scored 19 points to pace the Golden Trojans (4-1) to a win over the Tigers (1-4) at Saco.
Addisen Sulikowski chipped in with 15 points, six rebounds, five assists and four steals, and Emma Lizotte had 11 points and 12 rebounds.
Jordyn Crump scored 10 points for Biddeford.