Share this:FacebookTwitterEmailPinterestLinkedInEx109 – Omar ZarateExercise 109 – Hao Wang Comments (1) Yifan.Li September 21, 2015 at 7:42 am really good job, i can see the edge clearly. Pingbacks list Join the discussion, leave a reply! Comment Name Email Website Notify me of follow-up comments by email. Notify me of new posts by email. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.