Watch this video to understand how Pythagoras Theorem can be used to calculate the length of any side in a right-angled triangle. Before doing this section revise the National 4 Lifeskills Maths ...

What began as a bonus question in a high school math contest has resulted in a staggering 10 new ways to prove the ancient mathematical rule of Pythagoras' theorem. "There are no trigonometric proofs ...

In a new peer-reviewed study, Ne'Kiya Jackson and Calcea Johnson outlined 10 ways to solve the Pythagorean theorem using trigonometry, including a proof they discovered in high school. When you ...

AB is 6 cm, BG is 3 cm and FG is 2 cm. Calculate AF. Draw the right-angled triangle ACF and label the sides. This is the right-angled triangle that contains the unknown AF. To calculate AF, AC is ...

Two high school students have proved the Pythagorean theorem in a way that one early 20th-century mathematician thought was impossible: using trigonometry. Calcea Johnson and Ne’Kiya Jackson, both at ...