## Regular Pentagon

I鈥檓 reviewing math lessons with Vian before his test. We鈥檙e on a chapter about polygons. Me: What is a pentagon? Vian: It's a polygon with five sides. Me: Good! What is a regular pentagon? Vian: A regular pentagon? Me: Yeah. Vian: I think it is a pentagon that is not special? Me: What? Vian: It's a pentagon without anything special about it. Just regular. Me: *laughing* It's a pentagon with equal sides....