ICT教學開懷篇(5) – π Day (3/14)的「反思 reflection」 自2009年，美國每年三月十四日(3/14)是記念數學上經典固數 π (pi)的日子，叫Pi Day。 看看上面 π (pi)的反射，令人垂涎三尺！ Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on WhatsApp (Opens in new window) WhatsApp Click to share on Telegram (Opens in new window) Telegram Click to email a link to a friend (Opens in new window) Email Related
