Respuesta :

Answer:

28.26

Step-by-step explanation:

we can round π to 3.14, not sure what your teacher's standard is, but that is a safe guess

so then

9*3.14

that equals

28.26

Answer: 28.2743338823

Step-by-step explanation:

3.14*9= 28.26, but if you add more of the digits you should get 28.2743338823

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