1.

Two cubes each of 8 cm edge are joined end to end. Find the surface area of the resulting cuboid.​__________________________________Accha nhi bolungi bhaiya thik ab happy hojao nanu ji....xD ​

Answer»

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length \: of \: cuboid  = 8cm

breadth \: of \: cuboid  = 8 + 8 = 16cm

height \: of \: cuboid = 8

tsa \: of \: cuboid = 2(lb + bh + hl)

= 2(8 \times 16 + 16  \times 8 + 8 \times 8)

= 2(320)

= 640cm ^{2}

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