Search found 2 matches

Go to advanced search

by Bigus
Fri Jul 19, 2013 12:35 pm
Forum: Trigonometry
Topic: Equations for finding points on a circle circumference
Replies: 3
Views: 1923

Re: Equations for finding points on a circle circumference

Hi Ahh, so the technique is to use pythagoras - I should have thought of that! I have extended the formula to deal with the fact that the origin (a,b) of my circles are not 0,0 so to get the y coord for my point C I am using: y = b +/- sqrt{r^2 - (L-K)^2} (where points on my circle diagram a...
by Bigus
Thu Jul 18, 2013 8:45 pm
Forum: Trigonometry
Topic: Equations for finding points on a circle circumference
Replies: 3
Views: 1923

Equations for finding points on a circle circumference

Hi

In this diagram, the points with a green dot are known and the red ones unknown. Could someone explain what formula I need to determine the red dotted points?

Image

Thanks

Go to advanced search