helpmeeee25 helpmeeee25

11-03-2021
Mathematics

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A cube has a depth of 9 mm what is the surface area of the cube

Respuesta :

akbusiness987 akbusiness987

11-03-2021

Answer:

486 mm²

Step-by-step explanation:

Formula: 6a²

a² = 9²

= 81

6(81) = 6 × 81

486

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