A painting 8 cm long and 5 cm wide is painted on a cardboard such that there is a margin of 1.5 cm along each of its sides. Find the total area of margin.
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area of cardboard = 40cm^2
margin = 1.5 cm
1.5×4 = 6cm
tsa of margin =
40 - 6 = 34 cm
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Answer:
name any four objects from your environment having the shape of a :
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