This road sign, which was found on Pi Day 2009, is on westbound I-10 in Arizona.

The road sign says...

+---------------------+ | Toltec Rd 4 | | Casa Grande 16 | | Phoenix 62 | +---------------------+the numbers are: 4 16 62 the math is: cuberoot(sqrt(62 + sqrt(4))) = sqrt(sqrt(16)) rs42Eval: 62 - 16 - 4 = 42 * 42 is the "Answer to Life, the Universe, and Everything" rsAgeEval using Hwy#: 62 - 16 + 4 + log(10) = 51 * RoadHacker was 51 years young when he found this sign * The road sign was found on I-10 number system rsHwyEval: (4 * 16 - 62)_{2}= 10 * The road sign was found on I-10This road sign was found on Pi Day 2009. The sum of 62 and 4 is 66, which is the numerator of the fraction 66/21 that is used to approximate Pi to the nearest hundredth.

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 07 April 2009

This work is licensed under a Creative Commons Attribution 3.0 United States License.