Rockdale's season came to an end after Westlake upset the home Bulldogs 81-76 Wednesday.
The Bulldogs (17-10) led 21-18 after the first quarter, but managed just eight points in the second. Rockdale fought back to tie it several times in the second half, including 71-71 in the fourth quarter.
However, the Lions (22-5) made back-to-back baskets before heading to the free-throw line.
LaRonte Parks led Rockdale with 19 points and C.J. "Wilson and Darryle Tucker added 17 each.