miheretabmezgebu miheretabmezgebu

24-06-2021
Mathematics

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a closed cardboard box is a cuboid with a base of 63cm by 25cm.the box is 30 cm heigh, calculate the total surface area of the box

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nurulfalisha nurulfalisha

24-06-2021

Answer:

8430cm²

Step-by-step explanation:

=2(63 x 30) + 2(25 x 30) + 2(63 x 25)

= 3780 + 1500 + 3150

= 8430 cm²

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