Added: 3 months ago
From: apboudr1
Views: 257
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  • Thank goodness for apboudr1 ! This video was very clear and helpful.

    ~How do you know which side to come in on when plotting the dip after lining up strike to N and S.

  • When I filmed this I said that the amount of correction to apply to Y to get Y' was 52 degrees... It is really 54 degrees. I misread the diagram. Sorry!

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