How to use trim & extend command in NX ?

This is the video series in which i am explaining about NX modeling command.In this video i have explained how to use Trim sheet ,Extend sheet,Trim & extend sheet command in NX
If you have not seen my previous videos jut click in below links
Intro of nx
• Introduction Of NX 10....
Lect.-1
• How draw a sketch in N...
Lect.-2
• How to make a model wi...
Lect.-3
• All about Edge Blend c...
Lect.-4
• (Continue).... All abo...
Lect.-5
• Pocket & Pad command i...
Lect.-6
• How to apply Emboss & ...
Lect.-7
• Video
Lect.-8
• How to make duplicate ...
Lect.-9
• How to use promote bod...
Lect.-10
• How to use Isolate obj...
Lect.-11
• How to use emboss body...
Lect.-12
• How to use assembly cu...
Lect.-13
• How to use SEW command...
Lect.-14
• How to use Product Int...
Lect.-15
• About PMI & Wave PMI l...
Lect.-16
• how to edit Title Bloc...
Lect.-17
• How to use Patch comma...
Lect.-18
• How to use join face c...
Lect.-19
• How to split a single ...