# Conic

Conic command is to create a conic section curve.

## Step 1

In the prompt of Specify the start point of a conic section, locate the start position.

## Step 2

In the prompt of Specify the terminate point of a conic section, locate the end position.

## Step 3

In the prompt of Specify the apex of a conic section, locate the apex position.

## Step 4

In the prompt of Specify through points or rho , Locate a position for the curve to pass through or enter the value that defines curvature of the curve.

Pressing `R` key, the dialog to enter rho value shows. Rho value must be greater than 0 and less than 1.