The Wildcats (13-7, 8-1) shot 51.9 percent from the field (27 of 52), surpassing 50 percent for the second straight contest, to win their fourth consecutive game.
In the first half, Davidson shot a blistering 61.5 percent (16 of 26) compared to 21.4 percent for the Mountaineers (6 of 28) en route to a 45-23 lead at the break.
Tevin Baskin scored 12 of his 18 points from the free-throw line to lead Appalachian State (8-11, 4-4), which shot 30.2 percent from the field (16 of 53). The Mountaineers have dropped three of their past four contests.
Oklahoma State basketball player Tyrek Coger died after a 40-minute team workout on the football stadium stairs in hot weather, university officials said Friday.
Prospective NCAA championship host cities must identify local anti-discrimination laws in a questionnaire being sent out by the college sports governing body.
The Class of 2017 is full of talented big men, but Richards is getting noticed by more programs during the current evaluation period in Las Vegas.