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    I can't picture what they mean by "the chord subtends an angle at the centre"

    Thanks
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    (Original post by ps1265A)
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    I can't picture what they mean by "the chord subtends an angle at the centre"

    Thanks
    See diagram for a general chord. Angle subtended at the centre is "a"
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    (Original post by ghostwalker)
    See diagram for a general chord. Angle subtended at the centre is "a"
    Thanks mate!
 
 
 
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