Question

two cubes each of volumes 513cm cube are joined end to end. find the surface area of the resultant cuboid

Answer 1

hey mate ...

here is your answer...

volume=513
$a {}^{3} = 513$
$a = 8.005$
in the cuboid formed,
$l = 16.010 \\ b = 8.005 \\ h = 8.005$
surface area of cuboid =
$2(lb + bh + lh)$
$= 448.560$
hope it helps you..

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