Answer:
508cm²
Step-by-step explanation:
The prism has 2 sides of 11x14, 2 sides of 14x4, and 2 sides of 4x11.
Hence, the area is twice the sum of the area of the above sides added together.
Surface area = 2[(11 x 14) + (14 x 4) + (4 x 11)] cm² = 508cm²
