... Polar angle is 90.■ Enter 1 and press ENTER.■ Drag to < 0, and enter 1 and press ENTER.■ Drag to < 90, and enter 1. 5 and pressENTER.■ Drag to < 18 0, and enter 1 and pressENTER.■ Drag ... selection. 11 . Close all files. Do not save. Chapter Summary ■ 41 Chapter Summary Now that you have been introduced to several core features, you can begin learning how to ... at the top of the AutoCAD window. If you are using AutoCAD LT®, while you might see slight interface differences, every attempt has been made to retainthe fidelity of the learning experience...