Find the squares of the following numbers using column method. Verify the result by finding the square using the usual multiplication:

(i) 25


(ii) 37


(iii) 54


(iv) 71


(v) 96

(i) 25

Here, a = 2, b = 5



252 = 625


And,


252 = 25× 25 = 625


(ii) 37


Here, a = 3, b = 7



372 = 1369


And,


372 = 37× 37 = 1369


(iii) 54


Here, a = 5, b = 4



542 = 2916


And,


542 = 54× 54 = 2916


(iv) 71


Here, a = 7, b = 1



712 = 4941


And,


712 = 71× 71 = 4941


(v) 96


Here, a = 9, b = 6



962 = 9216


And,


962 = 96× 96 = 9216


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