asia30
asia30
04-10-2016
Mathematics
contestada
I just need A,B,C I do t get it
Respuesta :
Аноним
Аноним
04-10-2016
r-4+3r-16=180
4r-20=180
4r=200
r=50
Angle D
r-4
50-4
46
Angle E
3r-16
3•50-16
150-16
134
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