In the Room Survey app, under the Measurement tab, you can find tools for making accurate measurements in your plan, with tools for making simple measurements, measuring edges, objects and performing multiple measurements in a chain.
In any mode, under the Measurment tab, the measuring tools icons will be available. Click on one of the icons to add measurements to the plan:
Once selected, the Tool control dialog box, located at the bottom right of the screen will provide guidance on how to use the selected tool.
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