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## Navigating Early R and E

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**Navigating Early R and E**Hadin Sayed**Response**• I made a book jacket**Exploration**• Pi is a never ending number. Pi has been known for about 4,000 years. It was first calculated by Archimedes, a famous Greek mathematician. In the 1700’s mathematicians started to use the Greek symbol π. Lu Chao has memorized 67,890 digits of pi which is a world record. I researched books about pi and found The Joy of Pi by**Exploration**• Pi is a never ending number. Pi has been known for about 4,000 years. It was first calculated by Archimedes, a famous Greek mathematician. In the 1700’s mathematicians started to use the Greek symbol π. Lu Chao has memorized 67,890 digits of pi which is a world record. I researched books about pi and found The Joy of Pi by Dave Blatner and Why Pi by Johnny Ball.