Respuesta :

Answer:

From 64 to 144 which is a increase of 80

Step-by-step explanation:

Area=l times w and since all squares are equal sides the l and w are 8 so 8x8 l(w) equal 64. Then you add 4 to the sides making l and w= 12 you do 12x12= 144 and 144-64=80

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