Answer:
123 cm²
Step-by-step explanation:
You add the sum of all the faces in the shape
8 x 9= 72…. 3 x 8= 24…. 3 x 9= 27…. 72 x 2= 144…. 24 x 2= 48…. 27 x 2= 54… 144 + 48+ 54 = 246.
therefor Your answer is 246 cm2
