Baker improved to 5-3 with the victory, while SC fell to 2-4. Trinicia Shaffer led the Lady Builders with 13 points, and was Southwestern's only player to post double figures.
The Lady Builders shot 34.3 percent 24-of-70 as a team, and hit just 28.6 percent 6-of-21 from long range. Southwestern converted 75 percent on 12-of-16 of its free throws, and was out-rebounded by the visiting Wildcats, 49-32.
Baker took an early 12-6 lead on the Lady Builders to begin the game, but Southwestern made a big run to take a 25-14 lead after Annjelina Robinson's jumper with 9:01 to play.
Baker then went on a 16-2 run of its own to take a 34-32 lead with just 1:48 to play until halftime.
Southwestern went up 37-34 at halftime, but Baker outscored the Builders 40-29 in the second half to take home the eight point win.
Rashida Simpson had a double-double for the Wildcats with 19 points and 13 rebounds and Alisha Fanshier added 17, while Rece Huddlin scored 10.
Despite turning the ball over 27 times, Baker made up for it by knocking down eight three-point baskets and shot 20-of-28 from the free-throw line.
Fanshier hit three-pointers and teammate Ciarra Washington knocked in two from behind the arc.
The Baker defense caused 16 turnovers and collected 10 steals as Shea Shoemaker collected three of her own.
Baker will next take on Central Christian of Moberly this Saturday, Nov. 24 at 2 p.m. at Baker's Collins Gymnasium.