Locus Problem - Feet of Perpendicula

作者：Sanjay Gulati

Locus Problem : A ladder of length L is sliding over the floor. Find the locus of point D such that D is the foot of perpendicular dropped from point C such that OACB is a rectangle.

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task: chord midpoint
TR (KAY) - max, min (2o αρχείο)
Construction
unit circle and cosine
Accumulation of distance with constant velocity

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導數
平行四邊形
雙曲線
三角函數
對數函數

Locus Problem - Feet of Perpendicula

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