Trigonometric IdentitiesThe Engineer
posted on October 23, 2006 |
|The Pythagorean theorem is a statement about triangles containing a right angle. The Pythagorean theorem states that: |
"The area of the square built upon the hypotenuse of a right triangle is equal to the sum of the areas of the squares upon the remaining sides."
|Power-Reducing/Half angle formulas|
|Derivatives of Trigonometric Functions|
|Laws of Sines and Cosines |
|The law of Sines : ||The law of Cosines :|