Question

Three metal cubes of side 6cm,8cm,10cm are melted and recast into a big cube . Find the total surface area . plzz ....... don't spam​

Answer 1

Answer:

6cm + 8cm +10 cm

24 cm

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Answer 2

Answer:

864cm^2

Step-by-step explanation:

a^3 + a^3 + a^3 = new volume

6^3 + 8^3 + 10^3 = new volume

216 + 512 + 1000 = 1728

a^3 = 1728

a = 12

TSA ( total surface area) = 6a^2

                                         = 6*12*12

                                          = 864cm^2

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