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