Why is my measure tool greyed out in ArcMap?

Why is my measure tool greyed out in ArcMap?

This issue occurs because the map does not have known units.

How do I enable measure tool in ArcGIS?

To use the measure tools, complete the following steps:

1. In a map or scene view, on the Map tab, in the Inquiry group, click the Measure drop-down menu.
2. Choose a measuring tool.
3. Click in the view to begin measuring.
4. Optionally, in the measure window, set units for the results and the measurement mode.

Why can’t I measure area in ArcMap?

The calculate area and perimeter options will be disabled. ArcGIS uses planimetric algorithms to calculate geometry such as area and perimeter. To be able to calculate area, you will need to work with projected GIS data.

How do I turn on the ruler in ArcMap?

Right-click the page in layout view, point to Rulers, and click Snap to Rulers.

What does it mean if a layer’s checkbox is grayed out or dimmed?

Web Map Service (WMS) and Web Feature Service (WFS) servers often host data that is only visible at certain scales. If the scale range is unknown, the layer’s visibility checkbox is checked and not grayed out in the table of contents, but the layer only displays on the map when the map is zoomed to a valid scale.

What is area geodesic?

getArea(“GEODESIC”,”SQUAREKILOMETERS”) A layer with a geographic coordinate system has Shape_Area in square degrees; the geodesic area is calculated accurately in square kilometers.

How do you change the units of measure in ArcGIS?

Change the units

1. Open the map in Map Viewer Classic.
2. Click Measure. to display the Measure toolbar.
3. Choose the unit of measure from the drop-down list. If you change units after making a measurement, the current result will be converted to the newly selected unit.

How do you measure an angle in GIS?

In ArcMap 10.3 use COGO toolbar, select COGO Report (7th button from left) then select “COGO description of an existing feature” (2nd from right : arrow pointing to middle of a line). Then click on line feature. This gives the angle and length in Grid (Map) and Ground (survey measurements) co-ordinates.

Why can’t I calculate field ArcGIS pro?

Additionally, the Field Calculator is disabled when the layer is not editable due to the following causes: The editing capabilities of the layer is not enabled. The layer type is non-editable in ArcGIS Pro. The table type is non-editable in ArcGIS Pro.

How do you measure a map in GIS?

Steps

1. Click the Measure tool. on the Tools toolbar.
2. Click the Measure A Line button or the Measure An Area button .
3. Sketch the desired shape on your map.
4. Double-click when you want to end the line or polygon, and the measurements are displayed on the Measure dialog box.

How do I unhide the ruler in ArcMap?

Use rulers to show the size of your layout page and place elements at specific positions. You can switch their visibility on the Layout tab in the Show group. When rulers are visible, you can turn them off by right-clicking the ruler and unchecking Rulers.

How do I open a MXD file in ArcGIS?

ArcMap documents mxd) is automatically appended to your map document name. You can work with an existing . mxd file by double-clicking the document to open it. This will start an ArcMap session for that .

https://www.youtube.com/watch?v=8LCABgDaSZo