Equilateral pentagon and no sides intersecting others. A common example of this type of pentagon is the regular pentagon. Equilateral pentagon In geometry an equilateral pentagon is a polygon with five sides of equal length. Its five internal angles, in turn, can take a range of sets of values, thus permitting it to form a family of pentagons. The requirement is that all angles must add up to 540 degrees and must be between 0 and 360 degrees but not equal to 180 degrees. In contrast, the regular pentagon is unique, because it is equilateral and moreover it is equiangular (its five
The Sum of Our Discontent The Sum of Our Discontent The Sum of Our Discontent is a nonfiction book by David Boyle. It was published by Texere in 2001. The tagline and theme of the book is "Why numbers make us irrational". The author's premise is that humans have been trying to improve the quality of life and happiness by using numbers to count an increasing amount of things, and while it has worked in many ways, it has also had a cost in sanitizing the representation of existence by trying to reduce everything to numbers, and has not often been very effective. This tension