vanessax1129 vanessax1129
  • 03-05-2021
  • Mathematics
contestada

pls someone help me find the answers

pls someone help me find the answers class=

Respuesta :

colevv
colevv colevv
  • 03-05-2021

Answer:

x = 145°

Step-by-step explanation:

We know that y = 98°, so we can find ∠DBC:

180°-y = ∠DBC

180°-98° = 82°

We also know that z = 63°, therefore we can apply exterior angle of triangles to find x.

∠DBC + z = x

82°+63° = x

x = 145°

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