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Math Help - distance between a beam and cables

  1. #1
    Newbie veronica mars's Avatar
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    distance between a beam and cables

    a weight is supported by cables attached to both ends of a balance beam, as shown in the figure. What anles are formed between the beam and the cables?

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  2. #2
    MHF Contributor Mathstud28's Avatar
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    Quote Originally Posted by veronica mars View Post
    a weight is supported by cables attached to both ends of a balance beam, as shown in the figure. What anles are formed between the beam and the cables?

    use the converse of the law of cosines arccos\bigg[\frac{c^2-a^2-b^2}{-2ab}\bigg]=\theta
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