Most trigonometry students look at triangles on a flat surface. However, people from ancient astronomers to modern navigators calculated the arc lengths and angles of triangles on a sphere. They used ...

Most trigonometry students look at triangles on a flat surface. However, people from ancient astronomers to modern navigators calculated the arc lengths and angles of triangles on a sphere. They used ...

The three sides of a right-angled triangle have specific names. The hypotenuse (\(h\)) is the longest side. It is opposite the right angle. The opposite side (\(o\)) is opposite the angle in ...

It may be necessary to use Pythagoras' theorem and trigonometry to solve a problem. The shape ABCDEFGH is a cuboid. Length AB is 6 cm, length BG is 3 cm and length FG ...

Ne'Kiya Jackson and Calcea Johnson from Louisiana blew the math community away when they presented a solution to the Pythagorean theorem using trigonometry, an impossible feat for 2,000 years. They ...

Two Louisiana high school students, Ne'Kiya Jackson and Calcea Johnson, have achieved a remarkable feat by proving the Pythagorean theorem using trigonometry, an accomplishment long considered ...

Containing practical explanations, problem solving techniques, examples, and exercises, this thorough text begins with arithmetic and then presents basic mathematical manipulations, geometry, ...

In 2022, U.S. high school students Calcea Johnson and Ne'Kiya Jackson astonished teachers when they discovered a new way to prove Pythagoras' theorem using trigonometry after entering a ...