七十度等于几多rad?
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七十度等于几多rad?
180(度)=π(rad)
70*180(度)=70*π(rad)
70*180(度)/180=70*π/180(rad)
70(度)=70*π/180=7π/18=7*3.14159/18=1.22173(rad)
70/180
因为180度=π
所以70度=(70/180) *π=7π/18
七十度等于几多rad?
180(度)=π(rad)
70*180(度)=70*π(rad)
70*180(度)/180=70*π/180(rad)
70(度)=70*π/180=7π/18=7*3.14159/18=1.22173(rad)
70/180
因为180度=π
所以70度=(70/180) *π=7π/18