Question

If the side of a square increases by 4 cms the area increases by 60 sqcms the side

Answer 1

Suppose side square be x.

$(x + 4)^{2} = 60 \\ x {}^{2} + 16 = 60 \\ x {}^{2} = 60 - 16 \\ x {}^{2} = 44 \\ x = \sqrt{44} \\ x = 22$

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