Find the edge of a cube whose lateral surface area is 256 cm square.
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7
LSA of cube=4a^2
=256cm=4a^2
=256/4=a^2
=64=a^2
a=8cm
side =8cm
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Answered by
1
l.s.s of cube = 4l^2
4l^2=256
by taking square root
4l=16
l= 4
4l^2=256
by taking square root
4l=16
l= 4
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