Answer:
84 cm²
Explanation:
we have 5 sides to calculate. the 2 triangles, the side facing us and the 2 back sides.
surface area = (5 X 6) + (0.5 X 3 X 4) + (0.5 X 3 X 4) + (4 X 6) + (3 X 6)
= 84 cm²
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