tyrengaither76 tyrengaither76
  • 25-03-2021
  • Mathematics
contestada

please help as soon as possible

please help as soon as possible class=

Respuesta :

thebecks
thebecks thebecks
  • 25-03-2021

Answer:

∠ABC = 54°

Step-by-step explanation:

an inscribed angle is 1/2 the size of an incenter angle.

so:

∠AMC = 2(∠ABC)

10x - 12 = 2(4x + 6)

10x - 12 = 8x + 12

simplify:

2x = 24

x = 12

∠ABC = 4(12) + 6 = 54°

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