Jasmine Morgan had 17 points, but the Cougars fell behind early and Tenino built up a lead that was never challenged.
The Cougars trailed 16-3 after the first quarter.
Ashley Schow had 16 of her game-high 26 points in the second half for the Beavers. Kaylee Schow added 16.
TENINO 63, SETON CATHOLIC 31
SETON CATHOLIC — Haley Vick 0, Michaela Ephraim 2 , Emma Watkins 0, Katie Willis 4, Jasmine Morgan 17, Madi Manary 2, Claire Kirn 0, Jerrica Pachl 0, Aislynn Hogan 0, Maddie Willis 6, Cailean McGovern 0, Katherine Zdunich 0. Totals 13 (3) 2-9 31.
HOME — Grace Vestal 0, Megab Letts 1, Abby Severse 9, Charlie Letts 4, Rhian Mathis 4, Kayla Feltus 0, Ashley Schow 26, Alivia Hunter 3 Kaylee Schow 16. Totals 18 (4) 15-21 63.
