Question

two cubes of edge 12cm are joined.the surface area of new cuboid is​

Answer 1

Explanation:

Lenght = 12 + 12 = 24cm

When 2 cubes are joined we get a cuboid so lenght = 24 cm , breadth = 12cm , height = 12cm.

Now surface area of resulting cuboid

= 2 ( lb + bh + hl )

= 2 ( 12 × 24 + 12 × 12 + 12 × 24 )

= 2 ( 720 )

= 1440 cm^2

Hope it helps!

Answer 2

Explanation:

Hope it help

and this answer is

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