Question

expresse em radianos 180°

Answer 1

180° =  $\frac{360}{2} = \frac{2 \pi }{2} = \pi$

Answer 2

Bom Dia!

Usamos regra de três:

πrad → 180°

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πrad-------180°

 x-----------180°

180x=180

x=180/180

x=1πrad = πrad

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Att;Guilherme Lima