Marni Kruppa, who led Georgetown to the team title with 36 points, was second in 20:27.
Edwards, who led Georgetown with 19 points, hit one of two free throws after that.
Williams led Georgetown with 21 points and McDonald finished with 19.
Williams led Georgetown (14-2) with 23 points and Tillmon added 19.
Cannon led Georgetown with three goals and produced the game's best play, scoring after being triple-teamed and knocked to the ground.
Ewing led Georgetown to a national championship in 1984 - and earned his degree.
Jerome Williams had 24 points to lead Georgetown.
Mourning led Georgetown with 22 points but had just 5 rebounds.
Tillmon scored 26, including three 3-point shots, to lead Georgetown.
Page, who leads Georgetown in scoring with an average of 22.7 points a game, had a horrendous first half.
