A storage box is 60 cm long, 45 cm wide and 30 cm high. The lid is 10 cm high. What is the surface area of the box and it's lid?

Question

Camilla

Mathematics

9 May, 14:20

A storage box is 60 cm long, 45 cm wide and 30 cm high. The lid is 10 cm high. What is the surface area of the box and it's lid?

+2

Answers (1)

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Keith Green · Answer 1

Assuming the lid sits on top of the box and that's it

ok, so then we gots

10+30=40

length is 60

width is 45

height is 40

SA=2 (LW+LH+WH)

SA=2 (60*45+60*40+45*40)

SA=2 (2700+2400+1800)

SA=2 (6900)

SA=13800 square cm