Elliptical Marquee Tool
The elliptical marquee creates elliptical or round selections. To use the elliptical marquee click the icon in the toolbar on the left or navigate to the elliptical marquee tool
page in the online image editor.
Drawing Elliptical Selections
To draw the selection press with the left mouse button and drag to desired dimensions. When you are satified with the elliptical selection release mouse button to complete the selection.
There are four modes that determine how the newly drawn selection is added to the to the image and how it interacts with a selection that already present.
New - The new selection will replace any active selection in the image.
Union - The new selection will be combined with the old selection.
Subtract - The area covered by the new selection will be subtracted from the old selection.
Intersection - A selection will be made from the intersecting region of the old selection and the new selection..
constrains the rectangular selection to the selected aspect ratio e.g 4:3.
The amount of pixels to be moved when the arrow key is pressed.
Learn more about using selections