Respostas

2013-10-29T16:30:16-02:00
Usando a formula
 \frac{tc}{5} = \frac{tf-32}{9}
exemplo 56f para celcios
 \frac{tc}{5}= \frac{59-32}{9}
 \frac{tc}{5}= \frac{27}{9}
 \frac{tc}{5}=3
tc=15º
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