I use an Apple TV device connected via an HDMI cable to my Vizio TV. Then using Airplay on my iPad, wireless transfer the iPad display to the Apple TV.
You can connect via a cable or wireless using an Apple TV.
http://ipad.about.com/od/iPad_Guide/a/How-To-Connect-Your-Ipad-To-Your-Tv.htm
Connect an iPad to a Television or Projector
http://www.everymac.com/systems/apple/ipad/ipad-faq/how-to-connect-ipad-to-tv-te levision-projector.html
Connecting iPad iPhone or iPod to TV or Projector
http://www.disabled-world.com/assistivedevices/computer/ipad-tv.php
iPad Accessories: Connections for a TV or Projector
http://www.dummies.com/how-to/content/ipad-accessories-connections-for-a-tv-or-p rojector.html
You may be interested in AirPlay on the Apple TV:
http://www.apple.com/airplay/
Alternately, there are Apple Digital AV Adapters for hardwired connections:
http://support.apple.com/kb/ht4108
Cheers, Tom 😉