Hi JoeGavilan,
Thanks for using Apple Support Communities. When mirroring your iPad to Apple TV, your display will show whatever is on your iPad as mentioned in the following section of Wirelessly stream videos and photos to Apple TV or a smart TV from iPad - Apple Support.
"Mirror your iPad on Apple TV or a smart TV
On Apple TV or a smart TV, you can show whatever appears on your iPad.
- Open Control Center on your iPad.
- Tap
, then choose your Apple TV or an AirPlay 2-enabled smart TV as the playback destination.
If an AirPlay passcode appears on the TV screen, enter the passcode on your iPad.
To switch back to iPad, open Control Center, tap
, then tap Stop Mirroring."
However, you may be looking for the photo specific steps in this section of the same article.
"Show photos on Apple TV or an AirPlay 2-enabled smart TV
- In Photos
on your iPad, tap a photo, then tap
. - Swipe up, tap
, then choose your Apple TV or an AirPlay 2-enabled smart TV as the playback destination.
If an AirPlay passcode appears on the TV screen, enter the passcode on your iPad.
To stop streaming photos, tap
near the top of the iPad screen, then tap Turn off AirPlay."
Take care.