the perimeter of each face of cub is 20 cm find its L.S.A
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The perimeter of the sides of cube are equal
One face of cube is a square
Perimeter of square is 20cm
4a=20
A=5
Side of cube =5cm
Lsa of cube is 4a^2
4*25
100cmsquare is the lsa
One face of cube is a square
Perimeter of square is 20cm
4a=20
A=5
Side of cube =5cm
Lsa of cube is 4a^2
4*25
100cmsquare is the lsa
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