Answer:
2762
Explanation:
The formula is:2*(width*length+height*lenght+height*width)2*(19*48+7*48+7*19)
this equals 2762
2776 is the surface area.
19 x 48 = 912 x 2 = 1824. 7 x 19 = 133 x 2 = 266. 49 x 7 = 343 x 2 = 686.
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