tru7cryssaras tru7cryssaras
  • 04-05-2017
  • Mathematics
contestada

Each exterior angle of a regular decagon has a measure of (3x + 6)°. What is the value of x? open study

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irspow
irspow irspow
  • 04-05-2017
The sum of exterior angles for a polygon is 360°.  This is a decagon, having ten sides, so each exterior angle will be 360/10=36°, so we can say:

3x+6=36  subtract 6 from both sides

3x=30   divide both sides by 3

x=10°
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josephcortez512 josephcortez512
  • 06-05-2021

Answer:

B. x=10

Step-by-step explanation:

Just took the quiz on Edg (2020-2021)!

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