Three cubes with edges 6cm,8cm and 10 cm respectively are melted and recasted into a single cube . Find the edge of cube formed and the surface area of the cube formed. Find edge of the cube formed .
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a₁=6
a₂=8
a₃=10
A=?
a₁²+a₂²+a₃²=A²
36+64+100=A²
A²=200
A=10√2
TSA=6A² = 6×10×10×2=1200cm²
a₂=8
a₃=10
A=?
a₁²+a₂²+a₃²=A²
36+64+100=A²
A²=200
A=10√2
TSA=6A² = 6×10×10×2=1200cm²
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