## 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.

## What is radial dimension in AutoCAD?

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**.

## 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.

## What is radius circle?

a straight line extending from the center of a circle or sphere to the circumference or surface: The radius of a circle is **half the diameter**. … a circular area having an extent determined by the length of the radius from a given or specified central point: every house within a radius of 50 miles.