Robinson finished the night with 16 points, 15 rebounds, 17 blocks and five assists.
The victory means the Lady Indians will host Douglas County later this week.
McEachern and Brunswick combined to shoot 75 free throws in the game. The Lady Indians connected on 23 of 36 attempts.
Te’a Cooper scored 21 points with seven assists, Jada Lewis finished with 15 points and seven assists, Taylor Gordon had 15 points and Declaria Daniels added 11.
Destiny Alston led Brunswick with 32 points.
Lowndes 78, Hillgrove 77, OT: Tene Thompson scored 27 points but it wasn’t enough as the Lady Hawks fell on the road in the second round of the Class AAAAAA playoffs.
With 5 seconds to play in the overtime period, Lowndes made 1-of-2 free throws to take the lead, but Hillgrove had one last chance. The Lady Hawks (24-5) had to go the length of the floor, but they couldn’t get a shot up in time.
Mackenzie Engram added 15 points in the loss.
Douglas County 69, North Cobb 52: The Lady Warriors trailed by only three points at the half, but Douglas County gradually pulled away for a win in the second round of the Class AAAAAA state playoffs.
North Cobb’s Kyrie’ Chandler missed the game because of an illness, but the Lady Warriors (20-11) trailed only 32-29 heading to the third quarter.
Aniya Corley scored 16 points and Chantel Strahorn finished with 11.
Salem 42, Kell 32: The Lady Longhorns didn’t have a second upset in them as they fell in the second round of the Class AAAAA playoffs.
Kell finishes the season at 13-17.
Cumberland Christian 40, Unity Christian 39: Jaelyn Cheeks scored 16 points to lead Cumberland Christian to the GICAA state championship.
Unity Christian had the fall in the final seconds with a chance to win, but it could not get a shot off in time.
The Lady Patriots (12-11) finished the season winning five of their last six to roll to the title.
Hannah Adams scored 14 points and Jannai Cheeks added six.
Creekside Academy 44, Cumberland Christian 40: Cumberland Christian was could not overcome a slow start as it fell to Creekside Academy in the GICAA state championship game.
Easton McCampbell scored 11 points, Chuck Tarrant nine, Will Crumly seven, and Ray Williams six in the loss.
The Patriots finished the season 21-2.
Mount Paran Christian 11, South Paulding 0 (5 inn.): Landon Faulkner pitched a five-inning no-hitter as the Eagles rolled to a non-region victory.
Faulkner helped himself out at the plate, too. He went 2-for-3 with a double and an RBI, Matt Norton was 2-for-3 with a double, Jake Landon had a hit and drove in two, and Jake Palomacki and Travis Eisenberg each had a hit and an RBI.
Mount Paran Christian (3-0) will travel to Trion on Thursday.
Allatoona 3, North Cobb 1: Willough Davis scored three times to lead the Lady Buccaneers to a non-region victory.
Davis scored off a pass from Jasmine Cruz for a goal in the first half and then added two more in the second.
The first was on a free kick, the second off an assist from Sammi Jacob.
Allatoona (1-1) will travel to Rome today.
Harrison 11, Walton 7: After trailing by one at the half, the visiting Hoyas scored six goals in the third quarter to take charge of the non-region game.
Zach Danneman had four goals to lead the Hoyas and added two assists. Lucas Wittenberg had three goals and three assists. Alex Mowry also finished with a hat trick. Michael Fahsel accounted for Harrison’s other goal.
Goalkeeper Mitchell Barnes finished with 12 saves on the night. Brandon Galgon won 11 faceoffs.
Justin Peterman and Josh Peretz each scored two goals for Walton.
Kennesaw Mountain 15, Parkview 5: Dennis Bell scored three goals with two assists as the Mustangs rolled to an easy victory.
Jackson Garner scored three goals, Scott Shultz finished with two goals and four assists, and Ryan Clark and Brad Bassnet each added two goals.
Kennesaw Mountain (1-0) will host Darlington today.
Kell 3, Creekview 2: Samantha Dearing won her No. 1 singles match 6-1, 6-2 to help lead the Lady Longhorns to a Region 7AAAAA victory.
Katie Tarbell won No. 2 singles 6-3, 6-1 and Claudia Casanova and Jada Robinson teamed to win 6-2, 6-2.
Kell (3-0, 2-0) travels to Sprayberry on Thursday.
Pope 5, Sequoyah 0: Austin Bates, Dom Allan and Chase Forbes swept the singles to lead the Greyhounds to a Region 7AAAAA victory.
Bates won 6-1, 6-1, Allan won 6-2, 6-3, and Forbes won 6-1, 6-1.
Mark Fisher and Marc Gelernter won No. 1 doubles 6-4, 6-0 and Matt White and Harrison Watkins won at No. 2 6-1, 6-1.
Pope (2-0, 1-0) will travel to North Springs today.