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Two of each 6cm are join to form the T.S.A of a cuboid

Posted by Kumar Sandarbh Vagish 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Yogita Ingle 4 years, 8 months ago

When two cubes are joined end to end, then
Length of the cuboid = 6 + 6 = 12 cm
Breadth of the cuboid = 6 cm
Height of the cuboid = 6 cm
Total surface area of the cuboid = 2 (lb + bh + hi)
= 2(12 x6 + 6×6 + 6×12)
= 2(72 + 36 + 72) = 2(180) = 360 cm²

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CBSE > Class 09 > Mathematics