r18patterson r18patterson
  • 06-02-2018
  • Mathematics
contestada

I'm not the greatest at math so I got stuck
x=

80
90
100

Im not the greatest at math so I got stuck x 80 90 100 class=

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sqdancefan
sqdancefan sqdancefan
  • 06-02-2018
The angle measure (120°) is the average of the measures of the two arcs (x, 2x). Hence
.. (x +2x)/2 = 120°
.. 3x = 240°
.. x = 80°
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