Ellipse
Ellipse centered at (0,0)
Major Vertical Axis Major Axis Length 2b Minor Horizontal Axis Minor Axis Length 2a Center (0,0) Vertices (-b,k) (b,k) Co Vertices(0,-a) (0,a) Foci (0, c) and (0,-c) |
Ellipse centered at (h,k)
Major Vertical Axis Major Axis Length 2b Minor Horizontal Axis Minor Axis Length 2a Center (h,k) Vertices (h-b,k) (h+b,k) Co Vertices(h,k-a) (h,k+a) Foci (h, k+c) and (h,k-c) |
Ellipse centered at (0,0)
Major Horizontal Axis Major Axis Length 2a Minor Vertical Axis Minor Axis Length 2b Center (0,0) Vertices (-a,0) (a,0) Co Vertices(0,-b) (0,b) Foci (-c,0) and (c,0) |
Ellipse centered at (h,k)
Major Horizontal Axis Major Axis Length 2a Minor Vertical Axis Minor Axis Length 2b Center (h,k) Vertices (h-a,k) (h+a, k) Co Vertices(h,k-b) (h,k+b) Foci (h-c,k) and (h+c,k) |