Question

Transforme de grau para radiano
a) 72º
b)150º

Answer 1

Considerando 2π=360º,temos:
a)72º
72º(2π/360)
72/1.2π/360 = 144π/360=6π/15 => 2π/5
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b)150º
150º(2π/360)
150/1.2π/360 =300π/360 => MDC(300,360)
300,360|2
150,180|2
75,90|5
15,18|3
3.5.2.2=60
5π.60/6.60 = 5π/6.60/60 => 5π/6