untouchable2005 untouchable2005
  • 11-10-2020
  • Mathematics
contestada

I need help with this so can I get help

I need help with this so can I get help class=

Respuesta :

midgyulicious midgyulicious
  • 11-10-2020

Answer:

61

Step-by-step explanation:

DCB = 180-ACD = 180-58 = 122

ECB = DCB/2 = 122/2 = 61

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