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Free Educational Resource: Khan Academy

KHAN ACADEMY: A free world-class education for anyone anywhere. Khan Academy is an organisation on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.

What exactly is Trigonometry? Where and when was it first used? How was it invented?  A brief history of trigonometry and important figures who helped invent it. #history #trigonometry #hipparchus #ptolemy

What exactly is Trigonometry? How was it invented? A brief history of trigonometry and important figures who helped invent it.

A Babylonian clay tablet dating back 3,700 years has been identified as the world's oldest and most accurate trigonometric table, suggesting the Babylonians beat the ancient Greeks to the invention of trigonometry by over 1,000 years.

A Babylonian clay tablet dating back 3,700 years has been identified as the world's oldest and most accurate trigonometric table, suggesting the Babylonians beat the ancient Greeks to the invention of trigonometry by over 1,000 years.

A 3,700-year-old clay tablet has proven that the Babylonians developed trigonometry 1,500 years before the Greeks and were using a sophisticated method of mathematics which could change how we calculate today.

3,700-year-old Babylonian tablet rewrites the history of maths - and shows the Greeks did not develop trigonometry

A 3,700-year-old clay tablet has proven that the Babylonians developed trigonometry 1,500 years before the Greeks and were using a sophisticated method of mathematics which could change how we calculate today.

This 3,700-Year-Old Babylonian Clay Tablet Just Changed The History of Maths - A Babylonian clay tablet dating back 3,700 years has been identified as the world's oldest and most accurate trigonometric table, suggesting the Babylonians beat the ancient Greeks to the invention of trigonometry by over 1,000 years.

This 3,700-Year-Old Babylonian Clay Tablet Just Changed The History of Maths - A Babylonian clay tablet dating back 3,700 years has been identified as the world's oldest and most accurate trigonometric table, suggesting the Babylonians beat the ancient Greeks to the invention of trigonometry by over 1,000 years.

3,700-year-old Babylonian tablet rewrites the history of maths - and shows the Greeks did not develop trigonometry

3,700-year-old Babylonian tablet rewrites the history of maths - and shows the Greeks did not develop trigonometry

Hipparchus is many times refered to as the father of trigonometry. He first used his trigonometric methods for astronomy. #hipparchus #trigonometry #history

Hipparchus is many times refered to as the father of trigonometry. He first used his trigonometric methods for astronomy.

Smartest man who ever lived??  IQ estimated between 250 & 300. Taught himself 8 languages as a child & was eventually conversant ~ 40, invented another & entered Harvard, age 11 (2 yrs later than he wanted). A mathematical as well as linguistic genius and went on to teach classes in geometry and trigonometry in Texas at the age of 17. Sadly he never fulfilled his potential, preferring a lifetime of isolation and privacy. He worked a succession of menial jobs until his death at the age of 46.

William James Sidis, un atormentado joven con una prodigiosa inteligencia

William James Sidis , gifted with an astounding IQ estimated between 250 and the age of he became the youngest student to have ever enrolled at the Harvard University. He graduated cum laude at the age of and entered Harvard Law School at

3,700-year-old Babylonian tablet rewrites the history of maths - and shows the Greeks did not develop trigonometry

3,700-year-old Babylonian tablet rewrites the history of maths - and shows the Greeks did not develop trigonometry

New finding would unseat the Greeks as the creators of the discipline

New finding would unseat the Greeks as the creators of the discipline

Explanation of why the Pythagorean Theorem works

Explanation of why the Pythagorean Theorem works. Mystery of History Volume Lesson 64

Hints of Trigonometry on a 3,700-Year-Old Babylonian Tablet

Hints of Trigonometry on a 3,700-Year-Old Babylonian Tablet

Written in stone: the world's first trigonometry revealed in an ancient Babylonian tablet

Written in stone: the world's first trigonometry revealed in an ancient Babylonian tablet

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