Answer:
SA = 24ac + 36ab + 12bc
Step-by-step explanation:
The Surface Area of a rectangular prism is given by the formula:
SA = 2(wl + hl + hw)
Where l is the length, 6a cm
h is the height, 3b cm
w is width, 2c cm
SA = 2[(2c)(6a) + (3b)(6a) + (3b)(2c)]
= 2(12ac + 18ab + 6bc)
= 24ac + 36ab + 12bc