Allonzo Trier scored 18 points Thursday night and fifth-ranked Arizona roared to life in the second half of a 71-54 victory over Oregon State at Corvallis, Ore.
Dusan Ristic had 10 points and six rebounds for the Wildcats, who have won 15 consecutive games since Dec. 3, when they lost to Gonzaga at Staples Center.
Stephen Thompson Jr. had 16 points and five steals and Drew Eubanks scored 12 points for Oregon State.
Arizona, 21-2 overall and 10-0 in the Pac-12 Conference, went on a 23-2 run in the second half to take a 55-36 lead with 8:23 to play. The Wildcats held the Beavers (4-10, 0-10) scoreless for nearly six minutes during the surge.