da#-04-i.01 - Choose the X-FORM option. Choose option - Choose the DELTA option. Choose option - Choose the JOIN option. Choose option - Choose the CHAIN option. Choose option - Select the highlighted line as the first entity in the chain. Select start entity in chain line - Indicate to the right of the line. Cursor-indicate chaining direction - Select the highlighted line as the last entity in the chain. Select terminating entity in chain or press RETURN line - The chain selection was successful so choose YES to accept it. Selection OK ? - Press to accept one copy. Enter number of copies (1) => number of copies - Enter 0.0 as the x delta value. dXV = dXV - Enter 0.0 as the y delta value. dXV = 0 dYV = dYV - Enter 0.73 as the z delta value. dXV = 0 dYV = 0 dZV = dZV - Press ESCAPE to exit from this function. dXV = - da#-04-r.02 - da#-04-i.03 -