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    Method of Sections Reactions

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    A. Find the reactions at A & G

    b. Use the METHOD OF SECTIONS to find the forces in members IJ, EJ, and DE. Indicate also whether in tension or compression.

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    Solution:
    a) Find the reaction at A and G
    First, moment balance toward G, we can have an equation as follow:
    RA(10+10+10+10+10+10)=1000*50+1500*40+2000*30+1500*20+1000*10
    Then we got RA=3500
    Using the ...

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