pls answer this question...no nonsense...maths lab activity class9....
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pls answer this question...no nonsense...maths lab activity class9....
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length of side of square = a unit
area of one square = a² unit
sum of area of square = a²+a²+a²+a²+a²+a²
∴surface area ↑↑ of square = 6a²
hope this is helpful for you