Respostas

  • Usuário do Brainly
2014-07-10T16:39:01-03:00
180°------π rad
270°------x

x= \frac{270 \pi }{180}

x= \frac{3 \pi }{2} rad


180°------π rad
300--------x

x= \frac{300 \pi }{180}

x= \frac{5 \pi }{3} rad


180°--------π rad
160°-------x

x= \frac{160 \pi }{180}

x= \frac{8 \pi }{9} rad
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