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Math Help - question on triangometry which one we measure ?

  1. #1
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    question on triangometry which one we measure ?

    Hi

    see this pic

    question on triangometry  which one we measure ?-opw54159.jpg
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  2. #2
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    Hi;
    cos35 = c/b
    bcos35 100

    b = 100 / cos35
    b = 122m


    122m^2 - 100m^2 = 4884m

    sqrt = 4884m = 69.9m or a.
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