Question

What is the area of a square of side (a-b) cm?

Answer 1

Solution :

Given side of a Square = ( a - b ) cm

Area of the square = ( side )²

= ( a - b )² cm²

= ( a² - 2ab + b² ) cm²

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Answer 2

here is your answer
side=a-b
square of side =(a-b)*2
A*2+B*2-2ab