emy44 emy44
  • 14-06-2018
  • Mathematics
contestada

Can someone please help me with this?

Can someone please help me with this class=

Respuesta :

surjithayer10otahza surjithayer10otahza
  • 08-11-2019

Answer:

Step-by-step explanation:

∠1=(280-60)÷2=220÷2=110°

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