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How Do I Create a New Polygon in ArcMap?

Published in GIS 2 mins read

You can create a new polygon in ArcMap using the Polygon tool. This tool allows you to draw polygons by clicking points on the map.

Here's how to create a new polygon in ArcMap:

  1. Open ArcMap and load the desired map.
  2. Click the "Editor" toolbar to activate editing mode.
  3. Click the "Polygon" tool on the toolbar.
  4. Click points on the map to define the vertices of the polygon.
  5. Double-click the last point to close the polygon.

You can also use the "Sketch" tool to draw a freehand polygon. To use the Sketch tool:

  1. Click the "Sketch" tool on the toolbar.
  2. Draw the polygon by dragging the mouse.
  3. Double-click to close the polygon.

Once you have created a polygon, you can edit its attributes by selecting the polygon and opening the Attribute Table. You can also change the polygon's symbology by right-clicking on the polygon and selecting Properties.

Remember that the "Edit" menu provides additional options for creating and editing polygons, including:

  • "Construct Polygon": This tool allows you to create a polygon by specifying its sides and angles.
  • "Finish Sketch": This tool allows you to finish a polygon that is not yet closed.
  • "Delete": This tool allows you to delete a polygon.
  • "Cut": This tool allows you to cut a polygon and paste it elsewhere.
  • "Copy": This tool allows you to copy a polygon and paste it elsewhere.

By following these steps, you can create and edit polygons in ArcMap.

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