- Discover essay samples

The history and contributions

4.9 of 5.0 (150 reviews)

282 words

The history and contributions Page 1
The history and contributions Page 2
The above thumbnails are of reduced quality. To view the work in full quality, click download.

The history and contributions

Greek Geometry

Although the original roots of geometry can be traced to the Egyptians, the Greeks built on most Egyptian theories that we use today. Greek astronomy and Greek geometry were both used in order to answer many difficult questions of the time. Without geometry, the study of astronomy would have been almost impossible, and vice versa. Even though many Greek theorems and principles were later built on by geniuses such as Einstein and Lobachevsky, the basis still remains the same.

The development of Greek geometry is said to be started by Thales of Miletus. Thales came from Egypt with a number of geometric principles that the Greeks were able to use for practical purposes. He lived towards the beginning of the sixth century B.C, and has been credited with many geometric theorems. Some of the most important theorems developed by Thales included:

- If two triangles have two angles and one side is respectively equal, then both triangles are congruent to each other.

- Angles at the base of any isosceles triangle are equal.

- If two straight lines intersect, then the opposite angles formed are equal.

Thales also did much work with the height of pyramids by measuring the height of the pyramid's shadow only at a specific time of the day. While most of his theorems were proven, some that were not pertained to a ship's distance from shore and the bisector of a circle. His discoveries led to the formation of many other theorems by later Greeks such as Pythagoras and Plato. These two ...

You are currently seeing 50% of this paper.

You're seeing 282 words of 564.

Similar essays

Aristotles Views On Human Action

In his book, the Nicomachean Ethics, Aristotle raises questions about human happiness and what it takes to make a good human life. In his quest for an answer, Aristotle covers a great deal of ground and touches upon a variety of topics that, while not obviously so, tie significantly into to the "happiness" of our daily lives. One of these topics...

8 reviews
Some People Are Really Stupid!

Can you guess what's sweeping the people of our great nation? Well if you can't let me help you out a little. By some it's considered an epidemic. It can result in the death of the infected subject and the people near him/her at the climax of the infection. It's not inherited, or carried by some giant blood sucking mosquito from deep in the sou...

4 reviews

Before coming to the main topic, we must be clear about the term '', what the term means. ATTITUDE: 'An attitude is a hypothetical construct that represents an individual's degree of like or dislike for an item'. s are generally positive or negative views of a person, place, thing, or event-- this is often referred to as the attitude object. Pe...

126 reviews
Business marketing

"Everything is worth what its purchaser will pay for it." This phrase was said many centuries ago and is still worth today. Any time customer, in fact these customers whose costs are driven by what they purchase, increasingly look to purchasing as a way to increase profits and thus pressure suppliers to reduce prices. A good example beside t...

40 reviews

THE Memory is the ability to remember past events, images, ideas, or previously learned information or skills. Memory is also the storage system that allows a person to retain and retrieve previously learned information. There are three key processes to memory: encoding, storage, and retrieval. Each of the three stages in memory-sens...

72 reviews
Slang in america

Slang in America For hundreds of years, English has been continuously changing. Words that were unacceptable 100 years ago are now commonplace. English has always had a trademark of being a comfortable language, the language of the common people (MacNeil 143). Change in the grammar and diction of a language is natural, and English is always con...

144 reviews
Charter Schools

Book Title: Adolescence ' The Survival Guide for Parents And Teenagers Authors: Elizabeth Fenwick and Dr. Tony Smith Publisher: DK Publishing, Inc. This book is exactly what it says it is ' a Guidebook or Manual for both parents and teens that offers insight and advice on a wide range of adolescent developmental concerns. Organized into convenient...

106 reviews
Grand Slam Record!

Grand slam record falls again Click here for more on this story Posted: Sunday May 21, 2000 07:35 PM Jason Giambi crushed a 3-1 pitch over the right-center field wall for his 17th homer of the season and fifth career grand slam. AP NEW YORK (AP) -- Baseball had its grandest day ever. Less than one year after the first five gr...

61 reviews
Insight On Necrophilia,whats T

The author Barbara Gowdy has succeeded in ?We so Seldom Look on Love? to arouse our curiosity through a romanticized depiction of what most would consider a sin, necrophilia. It is most probable that society in the nineteen fifties influenced the style and choice of characters to explore such delicate and obscure behavior. Barbara Gowdy proved hers...

136 reviews

Tenshukaku Architecture differs all over the world. Each country differed in styles used to express themselves. Japan is known for their great feudal castles. One such castle, Tenshukaku thrives today. In this paper the structure and who built the castle, technology used in building the castle and the physical structure will be described....

27 reviews
Wicca versus witchcraft

There is a difference between Wicca and Witchcraft. Wicca is a religion and Witchcraft is not. Witchcraft is the act of performing spells. Witchcraft is done as a part of Wicca, but it is not the entire part. Those who practice Witchcraft and are Wiccan, have the religious backing of the Wiccan values. This is what prevents them from doing bad...

183 reviews
Milestones in communication mi

Milestones in Communications The capabilities of modern communications would utterly astound our ancestors. Did you ever stop to think that it took five months for Queen Isabella to hear of Columbus' discovery, or that it took two weeks for Europe to learn of Lincoln's assassination? We take for granted immediate news of everything that is...

91 reviews
Xyz quick lube co

. XYZ QUICK LUBE Co. The purpose of this exercise is to design a single user system, to solve the needs of a startup business. The business I chose is a service oriented, automotive oil change company. This system will need to satisfy the business needs of a small company, including database queries, inventory management, customer tracking,...

170 reviews
The ideas of a moralistic soci

The Church of England, a Protestant Episcopal church which is the official established church of great Britain, is a branch off Catholicism without allegiance to the pope. The Expectations of a member of the clergy within this church are a set of both written and unwritten laws. Protestant ministers, where they are allowed to marry and have...

20 reviews
Atsisiųsti šį darbą