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Math Help - Sine rule...

  1. #1
    Newbie
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    Arrow Sine rule...

    Hello!

    A bit stuck on question 3, help would be much appreciated especially with step by step working out!

    Thanks

    P.S. Question attached
    Attached Thumbnails Attached Thumbnails Sine rule...-image-8.jpg  
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  2. #2
    MHF Contributor
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    All parts of the three questions in #3 can be solved using basic right triangle trigonometry and Pythagoras. The sine rule is not necessary.
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