the lateral surface area of a cube is double that of cuboid whose lateral surface area is 722cn square.Find the length of the edge of the cube
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Lsa of cuboid=722cm
lsa of cube =722*2= 1444cm
Lsa of cube=4a^2
1444=4a^2
a²=1444/4=361
a²=361
a=19...AnS
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