Respuesta :

kphung76127
When you square something, you don't multiply it by 2. Instead, you multiply the number by itself.

(0.4)^2= 0.4* 0.4

0.4*0.4= 0.16

Final answer: 0.16
choixongdong
(0.4) squared = 04 x 0.4 = 0.16

hope it helps

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