christopherjenk christopherjenk
  • 12-03-2021
  • Mathematics
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plsssss help!!!!!!!!!!!!!!!!!!!!!!!!

plsssss help class=
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sumamahalingshetti
sumamahalingshetti sumamahalingshetti
  • 12-03-2021

Step-by-step explanation:

In triangle BEC,

angle EBC+ angle ECB+ angle BEC= 180°

65+65+angle E =180

angle BEC= 180-130

angle BEC=50°

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