Celebrity·Posted on Apr 1, 2021Daily Trivia Quiz: The Mona Lisa, Starbucks, And Geometric ShapesAn octagon has ____ sides.by Sarah AsplerBuzzFeed Staff, CanadaFacebookPinterestTwitterMailLinkBuzzFeed Quiz Party! Can you beat your friends at this quiz? Challenge them to a trivia party!Check it out! Check out this page tomorrow for a new Daily Trivia Quiz!