Find all possible latitudes/longitudes in 500 meter circle radius : <p>I have a google map in my android application. and I have drawn a circle on specific latitude and longitude on the map, and the circle's radius is 500 meters. I want to find the maximum and minimum latitudes and longitudes in that circle, how to do this?</p>

<p>to explain my idea further, see the picture below:</p>

<p><a href="http://i.stack.imgur.com/uE6fR.jpg" rel="nofollow">The picture</a></p>

<p>I want to calculate all of the possible latitudes and longitudes on that red circle, can someone please tell me how to do it?</p>
