math483 math483
  • 20-04-2017
  • Mathematics
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How are you supposed to solve this

How are you supposed to solve this class=

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irspow
irspow irspow
  • 20-04-2017
The angle vertically below the 60° must be 120° as their sum must be 180°.

This means the same thing horizontally for our expression...since it is adjacent to a 120° angle its value must be 60° so:

8x-4=60

8x=64

x=8°
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