What is donut command in autocad?

A donut consists of two arc polylines that are joined end-to-end to create a circular shape. The width of the polylines is determined by the specified inside and outside diameters. … A donut is drawn at each point specified until you press Enter to end the command.

Which two values are needed to place a donut on a drawing AutoCAD?

Defines the donut by two points on its circumference; prompts you:

1. Width of donut – (enter a value, or pick two points)
2. First point on diameter – (enter coordinates, or pick a point)
3. Second point on diameter – (enter coordinates, or pick another point)

What is ID command in AutoCAD?

ID lists the X, Y, and Z values of the specified point and stores the coordinate of the specified point as the last point. You can reference the last point by entering @ at the next prompt that requests a point. … The UCS coordinate values of the location are displayed at the Command prompt.

What is Redo command in AutoCAD?

REDO reverses the effects of a single UNDO or U command. REDO must immediately follow the U or UNDO command.

Does AutoCAD do nut command?

Type Do or donut on the command line or command prompt and press Enter. Specify the inside diameter of the donut. For example, 3. Specify the outside diameter of the donut.

How do you make a 3d donut in AutoCAD?

To Create a Donut

1. Click Home tab Draw panel Donut. Find.
2. Specify the inside diameter (1).
3. Specify the outside diameter (2).
4. Specify the center of the donut (3).
5. Specify the center point for another donut, or press Enter to complete the command.

What is Nurbs in AutoCAD?

Non-uniform rational basis spline (NURBS) is a mathematical model commonly used in computer graphics for generating and representing curves and surfaces. … The shape of the surface is determined by control points. NURBS surfaces can represent, in a compact form, simple geometrical shapes.

How do I mark a level in AutoCAD?

How do I insert a level symbol in AutoCAD?

1. select the option from: Menu: Formwork Drawings > Insert elevation mark.
2. In the drawing area, click to specify a point on a selected level (the software will calculate the height with respect to the base level).

How do you show points in AutoCAD?

Help

1. Click Home tab Utilities panel ID Point. Find.
2. Click the location that you want to identify. The X,Y,Z coordinate values are displayed at the Command prompt. With object snaps turned on, you can select an object and see the coordinates for a feature such as an endpoint, midpoint, or center.

How do I use Matchprop in AutoCAD?

or by typing in ‘matchprop’ (below) in the command line at the bottom of your screen. Once the command has been activated, you will be prompted to select the source object, i.e. the object whose properties you would like to copy.

How do you add multiple points in AutoCAD?

In AutoCAD are several possibilities available to insert the points, for example:

1. In the Command line type “3DP” (3DPOLY). From the ACII text file copy all X,Y,Z points in the desired order and paste these into the command line.
2. Create a script file (.

How do you erase in AutoCAD?

To Erase an Object

1. Click Home tab Modify panel Erase. Find.
2. At the Select Objects prompt, use a selection method to select the objects to be erased or enter an option: Enter L (Last) to erase the last object drawn. Enter p (Previous) to erase the last selection set. …
3. Press Enter to end the command.

Which keystroke will undo a command?

To undo an action press Ctrl+Z. If you prefer your mouse, click Undo on the Quick Access Toolbar. You can press Undo (or CTRL+Z) repeatedly if you want to undo multiple steps.

How do you trim in AutoCAD?

To Trim an Object

1. Click Home tab Modify panel Trim. Find.
2. Select the objects to serve as cutting edges. Press Enter when you finish selecting the cutting edges. …
3. Select the objects to trim and press Enter a second time when you finish selecting the objects to trim.