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21-05-2018
Mathematics

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an open box ( with no lid) is in the shape of a cube and is painted on the outside including the base. what surface area is painted if the side length of the box is 20cm

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Prassha Prassha

21-05-2018

20 X 20 = area of one side
400 cm2
painted only 5 sides
400 x 5 =2000 cm2

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