Respuesta :

Sydnet

Answer:

you're right it is 3 cause a squares sides are all equal and the only number that can multiply by itself to get 9 is 3.

Answer:

3cm.  area = L x W If the area is 9 we know 3x3 = 9 and squares side length are the same so 3x3= 9cm!

Step-by-step explanation:

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