How do I get my google photos back from iCloud when I accidentally deleted them yesterday?? Please help

Google Photos and iCloud Photos are two different services.

If you deleted iCloud Photos, you can recover them from the Recently Deleted album in the Photos app at iCloud.com. Also see: If you're missing photos or videos in the Photos app - Apple Support

For help with Google Photos, see: https://support.google.com/photos/?hl=en#topic=6128818