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 molecular chaperones?

Which planet is called Earth’s ‘twin’ due to its similar size and mass?

Which French chemist identified and named oxygen (1774) and hydrogen (1783)?

Who discovered Sumerian cuneiform tablets?

Which plant hormone causes the ripening of fruits?

In which country did paper originate?

Which psycholinguist proposed the theory of Universal Grammar in language acquisition?

What is the main gas found in the air we breathe?

Which element has the chemical symbol "Cs"?

Which element has the chemical symbol "Yb"?