Resposta :
[tex]C = \dfrac{\alpha\pi r}{180}[/tex]
[tex]C = \dfrac{85\pi\cdot2}{180}[/tex]
[tex]C = \dfrac{17\pi}{18}[/tex]
[tex]C \approx 2,96 \approx 3[/tex]
[tex]C = \dfrac{\alpha\pi r}{180}[/tex]
[tex]C = \dfrac{85\pi\cdot2}{180}[/tex]
[tex]C = \dfrac{17\pi}{18}[/tex]
[tex]C \approx 2,96 \approx 3[/tex]