Law of Cosines Definition, Types, Examples & Uses

Law of Cosines

Subject: Static GK (General Knowledge)

Book: Famous Theorems & Laws

Relates the lengths of sides in a triangle: c² = a² + b² - 2ab cos(C). Generalization of the Pythagorean theorem.

Who discovered dark energy?

Which disease is also known as lockjaw, caused by Clostridium tetani?

Who discovered copy number variation in the human genome?

Which city is the capital of Peru, known for its Plaza Mayor and colonial architecture?

Which US national park is famous for Old Faithful geyser?

Which leader initiated the Protestant Reformation by posting the Ninety-Five Theses in 1517?

Which element has the chemical symbol "Ni"?

Who discovered the first gravitational lens?

Which element has the chemical symbol "La"?

Who discovered the theory of relativity?