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Please help i dont know how to do this

Please help i dont know how to do this
81.4k views
4 votes
Please help i dont know how to do this

Please help i dont know how to do this-example-1
User Brettcvz
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1 Answer

5 votes

since CosØ= the adjacent/hypothesis

then Cos(30°)=7sqroot3/w

==>sqroot3/2=7sqroot3/w

===> w=14 (is your answer)

User Nestor Ledon
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