three cubes each of side 5cm are joined end to end find the surface area of the resulting cuboid
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when we join 3 cube it made a cuboid
It L= 15cm,B=5cm,H=5cm
TSA of cuboid=2(LB+BH+HL)
2[(15)(5)+(5)(5)+(5)(15)]
2[(75)+(25)+(75)]
2(175)
350cm^
It L= 15cm,B=5cm,H=5cm
TSA of cuboid=2(LB+BH+HL)
2[(15)(5)+(5)(5)+(5)(15)]
2[(75)+(25)+(75)]
2(175)
350cm^
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6
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