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Thread: A simple question on interpolation/extrapolation

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  1. #1
    Junior Member Regular Contributor
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    Jun 2010
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    A simple question on interpolation/extrapolation

    Ihave one simple question. Attached figure shows that if the line AB is extended, itsomewhere intersects the rectangle at C. My question is how to find the intersectionpoint C. I know the coordinates of A and B. Thanks in advance.


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  2. #2
    Senior Member OpenGL Pro
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    Jan 2012
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    Australia
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    This is high school maths - google intersection of lines.

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