Mathematicians had long thought that using trigonometry to prove the theorem was unworkable, given that the fundamental ...

An understanding of the three trigonometric ratios and how to change the subject of a formula is essential. The Greek letter, Ɵ (theta) is often used as a symbol for an unknown angle. For a right ...

The sides of right-angled triangles are labelled opposite, hypotenuse and adjacent. Trigonometry explores the relationship between sides and angles in right-angled triangles. The hypotenuse is the ...

Calcea Johnson and Ne'Kiya Jackson believe they can prove the Pythagorean Theorem using trigonometry — and ... triangle can be expressed by the formula a 2 +b 2 =c 2. But it has broadly been ...

They used the Law of Sines in their proof, avoiding circular reasoning, which has long been considered unworkable due to the ...