# How do you dimension a circle in AutoCAD?

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## How do you measure diameter in AutoCAD?

How do you make a diameter symbol in AutoCAD? Simply place the cursor where you want the symbol to appear and then select Diameter the Symbol flyout on the Text Editor ribbon tab or right-click menu.

Create a Radius or Diameter Dimension

Select an arc or a circle. At the prompt, enter r (Radius) or enter d (Diameter). Before specifying the dimension line location, you can edit or rotate the text. Click to place the dimension line. Repeat steps to continue dimensioning or press Enter to end dimensioning.

## What are the two dimensions of circle?

It stil is a line, stil has one dimension. The area limited by the circumference, which we call a circle, has two dimensions, length and width, which in this particular case are the same, and we call them diameter. So the circle is two dimensional, it has no depth!

## What is a diameter dimension?

In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle. … of a diameter is also called the diameter.

## How do you identify the annotative scale of a text object?

Annotation scale is used to determine text height or the overall scale of an annotation object. The approach used to calculate an annotation scale depends on whether the object is placed in model space or on a layout.

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## What is a radius dimension?

A radial dimension is a group design object. It allows for the dimensioning of a radius with respect to an arc or circle. The dimension can be placed either internally or externally, in relation to the circumference of the arc/circle.