• Best of luck to the class of 2024 for their HSC exams. You got this!
    Let us know your thoughts on the HSC exams here
  • YOU can help the next generation of students in the community!
    Share your trial papers and notes on our Notes & Resources page
MedVision ad

Focal length of an ellipse - urgent help please (1 Viewer)

davidn92

New Member
Joined
Nov 19, 2009
Messages
3
Gender
Male
HSC
2010
Is the focal length of an ellipse the sum of the distances from a point P to the foci (ie, PS + PS' = 2a) or is it the distance between the foci (ie, SS' = 2ae). Reliable sources will be appreciated.
 

Users Who Are Viewing This Thread (Users: 0, Guests: 1)

Top