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Three cubes each of size 5cm are join end to end find the surface area of the resulting cuboid

Posted by Priyanti Biswas 7 years, 11 months ago

CBSE > Class 09 > Mathematics

1 answers

Shehjadi Ashi 7 years, 11 months ago

If side of one cube is 5cm Then side of three cubes is 5+5+5=15cm L=15cm B=5cm H=5cm T.S.A. of resulting cuboid=2(lb+lh+bh) =2(75+75+25) =2(175) =350cm^2

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CBSE > Class 09 > Mathematics