Question

when each side of a square was reduced 3m,the area become 64m square. what is the length of a side of the original square?​

Answer 1

Step-by-step explanation:

let original length= x m

when length reduced by 3m

area=64m^2

area of square= side^2

ATQ

(x-3)^2=64

x^2+9-6x=64

x^2-6x-55=0

x^2-11x+5x-55=0

x(x-11)+5(x-11)=0

(x-11)(x+5)=0

x=11m

Answer 2

Answer:

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Step-by-step explanation:

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