Example 5: Three cubes, each of 5 cm, are joined end
to end. Find the surface area of the resulting cube.
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1 C
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The dimensions of the cuboid so formed are as under:
l= length=15cm,b= breadth=5cm, h= height =5cm
Surface area of the cuboid =2(15×5+5×5+15×5)cm
=2(75+25+75)cm
=350cm
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Answered by
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Answer:
length=15
breadth=5
height=5
Step-by-step explanation:
2(lxb+bxh+hxl)
2(15x5+5x5+5x15)
2(75+25+75)
2(175)
350cm²
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