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Answer:
Step-by-step explanation:
17.4 cm²
base = 3x2.6x0.5 = 3.9 cm²
3 sides = 3(3)(3)(0.5) = 13.5 cm²
13.5 + 3.9 = 17.4 cm²
-5
from graph
i think the answer is C. $38.88
<u><em>hope it helps to your question!</em></u>