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3 years ago

Find the total surface area of this cuboid. Height=4.8 Width=3.1 cm Length=7.2 cm

Mathematics

1 answer:

grandymaker [24]3 years ago

8 0

Answer:

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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