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AUGUSTA — Defending Class C state champion Boothbay didn’t play its sharpest game Tuesday at the Augusta Civic Center, but the Seahawks still rolled to a regional quarterfinal win. No. 2 Boothbay never trailed, and took a 55-35 win over No. 7 Sacopee Valley.

Boothbay (17-2) will face No. 11 Traip, (10-10) — which upset No. 3 North Yarmouth Academy 48-27 — in the Class C South semifinals at 2 p.m., Thursday at the Augusta Civic Center. Sacopee Valley finished 11-9.

Boothbay overcame 23 turnovers, in part by forcing 26 turnovers from the Hawks. Ahead 7-4 midway through the first quarter, Boothbay went on a 14-0 run, effectively sealing the game.

Boothbay led 34-10 at the half, and led by 25 points, 37-12, when Glory Blethen made a 3-pointer early in the third. Sacopee Valley fought back, cutting the deficit to 16 points, 42-26, with a Brooke Landry free throw with 1:08 left in the third quarter. A 12-2 run pushed Boothbay’s lead to 54-28, its largest cushion of the game.

Blethen and Jaelyn Crocker each scored 15 points for Boothbay, while Haley Abbott added 10. Jalyn Stacey led Sacopee Valley with 12 points. Emma Hartford scored nine points on three 3-pointers for the Hawks.