The Mavericks shot 60 percent from behind the arc and took their first double-digit lead of the night in the first half with six straight 3-pointers capped by a four-point play by Jamel Outler that made it 26-16. They then held off Bradley in the second half.
Outler finished with 13 points, including a trio of 3-pointers. Kevin Hervey also hit three from long range, and finished with 13 points, as did Johnny Hill, who also had nine rebounds and five assists.
Bradley was led by Omari Grier, who scored a career-high 33 points and tied a career-best seven 3-pointers. Warren Jones had 13 points for the Braves, who outscored the Mavericks 46-38 in the second half.