brandonashley0
brandonashley0 brandonashley0
  • 23-01-2020
  • Mathematics
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What is the value of x?



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What is the value of x Enter your answer in the box class=

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devishri1977
devishri1977 devishri1977
  • 23-01-2020

Answer:

x = 111

Step-by-step explanation:

Sum of interior angles= (n-2)*180= (7-2)*180 = 5*180 = 900

x + 139 + 121 + 125 + 126 + 158 + 120 = 900

x + 789 = 900

x = 900 - 789 = 111

x = 111

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