if the length of each edge of a cube is doubled,what is the change in its tota surface area?
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hi
24a^2
is tsa if edge is doubled
24a^2
is tsa if edge is doubled
vinay0073:
let r be radius
then tsa =6a^2
if radius is doubled
then tsa =6(2r)^2
=6*4r^2
24r^2
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