Length of Focal Chord

Rarely Tested

Length of Focal Chord

For a focal chord with parameters $$t_1,t_2$$:

$$L=a(t_1-t_2)\sqrt{(t_1+t_2)^2+4}$$

with the absolute value used when required.

Usage

- Used to calculate the length of a focal chord from its endpoint parameters.

No related questions available for this formula yet.

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