To begin. You will need to log into the Dashboard/Admin Area of WordPress.
If you need to know how to do this – click here.
Click on Pages – (Left-hand menu).
Hover the mouse cursor over the page you want to delete. & click Trash/Bin from the menu that appears.
Please Note: When you confirm that you no longer need the page – you can empty your trash/bin and all items will be permanently deleted to save space on your hosting account.