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12 March, 11:17

Find the total surface area of this cuboid.

Height=4.8

Width=3.1 cm

Length=7.2 cm

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Answers (1)
  1. 12 March, 13:22
    0
    143.52 cm²

    Step-by-step explanation:

    At = 2 * (h*w + h*l + w*l)

    = 2 * (4.8*3.1 + 4.8*7.2 + 3.1*7.2)

    = 2 * (14.88 + 34.56 + 22.32)

    = 2*71.76

    = 143.52 cm²
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