Mathematics, 02.09.2019 02:00, xxmattieboo7xx

Helena is an engineer that designs packaging for new products. she designed a box in the shape of a rectangular prism with dimensions of 10 inches by 7 inches by 4 inches. what is the surface area of the box?
a.138 square inches
b.276 square inches
c.280 square inches
d.441 square inches

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Helena is an engineer that designs packaging for new products. she designed a box in the shape of a...