A rectangular box is square base and its base area is 64 cm square. If the thickness of the box is 5 cm, find its total surface area
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Answered by
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Step-by-step explanation:
answer is 138 pls make me brainlist
Answered by
1
Step-by-step explanation:
Base area is 64 cm, so each side (w & l) is √64 cm = 4 cm = w = l
Thickness aka height (h) is 5 cm,
now for surface area,
2(wl+hl+hw)
=2·(4·4+5·4+5·4)
=112
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