tyarias27
tyarias27 tyarias27
  • 18-05-2022
  • Mathematics
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What is angle 3


Help please

What is angle 3 Help please class=

Respuesta :

goldieknox6 goldieknox6
  • 18-05-2022

Answer:

a3 = 112

Step-by-step explanation:

a2 + a1 = a4

So

3x + 20 = 4x + 4

x = 16

a4 = 68

180 - 68 = 112

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