5. If the total surface area of a cubical box is 216 cm2 , find the length of
its one side.
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Answer:
Total surface area = 216 cm²
Let the side of the cube = a
Thus 6a² = 216
⇒ a² = 216/6
⇒ a² = 36
⇒ a = √36
⇒ a = 6 cm
Volume = a³ cm³ = 6³ cm³ = 216 cm³
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Answered by
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Answer:
right answer in the top ok
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