Jessie7890 Jessie7890
  • 15-03-2021
  • Mathematics
contestada

Find the measure of arc ZY

Find the measure of arc ZY class=

Respuesta :

mlarsen5000
mlarsen5000 mlarsen5000
  • 15-03-2021

Answer:

142

Step-by-step explanation:

8a-9=7a+1

a=10

7(10)+1=71

71x2=142

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