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## Browse Fact Box about Science - Math

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## Facts

 Fact Category Date 1 A googol contains a 1 followed by 100 zeros. Science > Math 05/31/08 2 A Klein bottle is a non-orientable surface with no distinct "inner" and "outer" sides. Science > Math 11/16/08 3 A prime number is a number (other than the number 1) that has no numbers that divide evenly into itself besides itself and one. Science > Math 09/25/08 4 A surface with only one side and one edge is known as a MÃ¶bius strip. Science > Math 06/15/08 5 A/An equilateral triangle is one in which all three sides are of an equal length. Science > Math 06/11/08 6 A/An isosceles triangle has exactly two sides that are equal in length. Science > Math 06/05/08 7 A/An scalene triangle has no sides that are the same length. Science > Math 06/06/08 8 An amblygon is another word for a(n) obtuse triangle. Science > Math 11/10/11 9 Fermat's Last Theorem states that for any integer value of n greater than 2, there are no non-zero integer solutions for x^n + y^n = z^n. Science > Math 05/29/08 10 Goldbach's conjecture states that every even number greater than 2 is the sum of two prime numbers. Science > Math 09/14/08 11 Hipparchus invented trigonometry to describe how the planets move. Science > Math 09/21/08 12 Pi, the mathematical constant, is an irrational number. Science > Math 09/21/08 13 Spherical trigonometry, studies triangles on spheres, and is important in astronomy and navigation. Science > Math 11/01/08 14 The base of the binary system is 2. Science > Math 08/12/08 15 The base of the decimal system is ten. Science > Math 08/08/08

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