Pi is an irrational number (meaning the digits never end or have a repeating pattern) that is the ratio of the circumference of a circle to its diameter...this ratio is a constant for any circle, regardless of size.
The universal recycling symbol (U+2672 â² universal recycling symbol or U+267B â» black universal recycling symbol in Unicode) is an internationally recognized symbol used to designate recyclable materials.It is composed of three mutually chasing arrows that form a Moebius mÃ¶bius (strip an unending-single sided looped). surfacehe recycling symbol is in the public domain, and is not a trademark. The Container Corporation of America originally applied for a trademark on the design, but the application was challenged, and the corporation decided to abandon the claim. As such, anyone may use or modify the recycling symbol, royalty-free.
What does the Merlion represent? Ans: The choice of the Merlion as a symbol for Singapore has its roots in history. The Merlion commemorates the ancient name and the legend taken from the Malay Annals (literary and historical work from the 15th or 16th century) explaining how Singapore received its present name. In ancient times, Singapore was known as Temasek, which is Javanese for the sea.