Click on the Publish button to publish (or re-publish) the poll.
Once publishing has completed successfully, the published status information in the 'Published' column of the item will show 'Yes'. Also, the 'Unpublish' button will now be visible.
To see the date and time of when the poll was published or the URL generated by the Polling Widget, click on the information icon.
You can click on the URL link to open up a new browser tab to show the output of the Polling Widget or copy the URL and use it as your purposes dictate.