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I need help with this question please.

I need help with this question please.-example-1
User Lei Yang
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1 Answer

3 votes

Answer:

12

Explanation:

We know that ,

  • Sum of all exterior angles of a polygon = 360° .

So that ,

  • 5x+4 + 4x+9 + 9x-6 + 4x+1 + 7x+4 = 360
  • 29x +12 = 360
  • 29x = 348
  • x = 348/29
  • x = 12
User Jingnan Jia
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