Using iphone micro sim on new ipad

if 4g ipad on att, use iphone's sim in ipad?

 

http://forums.macrumors.com/showthread.php?p=14558410#post14558410

 

Forums iPhone, iPad, and iPod Touch iPad iPad

• iPhone
• Mac OS & System Software
• iPad
• Apple Watch
• Notebooks
• iTunes
• Apple ID
• iCloud
• Desktop Computers
• Apple Music
• Professional Applications
• iPod
• iWork
• Apple TV
• iLife
• Wireless