Math, asked by harshita28066, 5 months ago

3 solid cubes of sides 1 cm, 6 cm and 8 cm are melted to form a new cube. What is the
surface area of the cube so formed?

Answers

Answered by power3557

1

Answer:

486

Step-by-step explanation:

total volume = 1^3 + 6^3 + 8^3 = 1 + 216 + 512= 729

Volume of new cube = 729

Side of new cube = 9

Surface area = 6*9*9 = 486

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