cocoatizzy
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  • 11-11-2020
  • Mathematics
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Help please! Thanks!

Help please Thanks class=

Respuesta :

muhammetucan124
muhammetucan124 muhammetucan124
  • 11-11-2020

Answer:

50

Step-by-step explanation:

120 +angle1 = 180  angle 1 is 60   70+60+angle2 should be equals 180 so 2 is 50 degree

1 is 60 degree 3 is 80 degree 4 is 100 degree 2 is 50 degree

60+40 +angle3 = 180 angle3 is 80  

3+4 should be equal 180 3 is 80 180-80= 100 4 is 100

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