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Thread: Show that v=90-x

  1. October 6th 2009, 01:44 AM #1
    kevin3000
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    Show that v=90-x

    I need help with this task. Can somone tell whats obvious and give a couple of clues.


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  2. October 6th 2009, 02:10 AM #2
    earboth
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    Quote Originally Posted by kevin3000 View Post
    I need help with this task. Can somone tell whats obvious and give a couple of clues.

    I've modified your sketch a little bit:

    1. |\theta| = 180^\circ - 2x

    2. |\theta| = 2v

    Substitute \theta in 2. by 1. and solve for v.
    Attached Thumbnails Attached Thumbnails Show that v=90-x-centriwinkl.png  
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