NariahBrooke7
NariahBrooke7 NariahBrooke7
  • 07-05-2020
  • Mathematics
contestada

a) 28°
b) 142°
c) 128°
d) 62°

a 28 b 142 c 128 d 62 class=

Respuesta :

joshleemelendez
joshleemelendez joshleemelendez
  • 07-05-2020
360 - 4x - (x+40) - (x+10) = A
A = 360 - 4x - x - 40 - x - 10
A = 310 - 6x


A = 142
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