dishapateldp36
dishapateldp36 dishapateldp36
  • 04-05-2020
  • Mathematics
contestada

help me help me 10 points

help me help me 10 points class=

Respuesta :

mysticchacha
mysticchacha mysticchacha
  • 05-05-2020

Answer:

arc BC = 84 degrees

Step-by-step explanation:

notice:

need to find n  before finding arc BC

(13n -16) + (7n + 12) + 6n = 360

13n + 7n + 6n  - 16 + 12  = 360

26n  - 4 = 360

26n = 364

n = 364/26  = 14

so arc BC = 6*14 = 84 degrees

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