21. Two cubes of 5 cm each are kept togetherjoining edge to edge to fo – InterviewSolution

1.

21. Two cubes of 5 cm each are kept togetherjoining edge to edge to form a cuboid Findthe surface area of the cuboid so formed.

Answer»

Side of cube =5cm

Length of cuboid=5+5=10cmBreadth=5cmHeight=5cm

Surface area=2(lb+bh+hl)=2(10*5+5*5+5*10)=2(50+25+50)=2(125)=250cm²

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