Pls help me, if you get it right I will give you Brainlist!

Answer:
370 m²
Step-by-step explanation:
Front and back
a = 2(11 * 6)
a = 132 m²
Right and left sides
a = 2(7 * 6)
a = 84 m²
Top and bottom
a = 2(11 * 7)
a = 154 m²
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total
a = 132 + 84 + 154
a = 370 m²