Measure Distance on the Map

The button allows you to measure lines, polylines, and polygons on the map.

The Measure Distance functionality is available only if you are using a projected coordinate system. The functionality is disabled if the coordinate system you are using is unknown or geographic. See the How to change the map projection section on page 25 for more details. The Measure Distance functionality is available only if you are using a projected coordinate system. The functionality is disabled if the coordinate system you are using is unknown or geographic. See the How to change the map projection section on page 25 for more details.

To measure distances on the map:

1. Click the button to enable the measure distance control.

The Measure window displays.



Figure 16. Measure Window

Table 14. Measure Window Buttons
Button	Description
	Measures a line.
	Measures an area.
	Returns the length, perimeter, area, or coordinates of a feature.
File:SnapBtn.png	Snaps to features while measuring.
	Calculates the sum of consecutive measurements.
	Allows you to change the measurement units.
	Clears the measurements.

2. Do one of the following:

• To measure a line, click the button.
• To measure the area and perimeter of a polygon, click the button.

The button is not functional. To measure the perimeter of a polygon, measure each line of the polygon to get the approximate perimeter.

Click the points of the line or polygon that you would like to measure. To indicate the last point, double-click the last point of the line or polygon.

The measurement displays in the Measure window.