Wednesday, January 8, 2014

Week 1 Interesting Math Facts

1. In a group of 23 people, at least two have the same birthday with the probability greater than 1/2
2. Among all shapes with the same perimeter, a circle has the largest area
3. Among all shapes with the same area, a circle has the shortest perimeter
4. There are curves that fill a plane without holes
5. 12 + 3 - 4 + 5 + 67 + 8 + 9 = 100. 
There is at least one other representation of 100 with 9 digits in the correct numerical order
6. It is possible to cut a pie into 8 pieces with only three movements
7. The number 5 is pronounced 'ha' in Thai, and .555 is used as slang for 'ha, ha, ha'
8. Notches on animal bones prove that humans have been doing math since 30,000 BC
9. Dyscalculia means difficulty in learning arithmetic, such as understanding how to operate numbers
10. Googol (origin of the 'Google' brand) is the term used for a number 1 followed by 100 zeros


3 comments:

  1. rebecca, this was such a witty post and it made me laugh! i especially liked the .555 one! and i'm so excited to hear that you're in swim too! we're gonna have a good season together! :)

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  2. It is so interesting and the comic is so good! I love Snoopy!

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  3. Aahahah this made me laugh just a lil. Another interesting fact. One can cut a pie into 8 pieces with three movements

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