Question

find the surface area of a box measuring 6cm 8cm 12cm​

Answer 1

Answer:

432cm^2

Step-by-step explanation:

$l = 6cm \\ b = 8cm \\ h = 12cm \\ tsa \: of \: the \: box \: = 2(lb + bh + hl) \\ = 2(6(8) + 8(12) +12(6)) \\ = 2(48 + 96 + 72) \\ = 2(216) \\ = 432 {cm}^{2}$

Answer 2

Step-by-step explanation:

2 (8×4+4×12+12×8)

2 (32+48+96)

432cm square

mark me as a brainlist