It may be necessary to use Pythagoras' theorem and trigonometry to solve a problem. The trigonometric ratios can be used to solve 3-dimensional problems which involve ...

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 ...

Don't show this to your kids—Google Search and Lens can now solve advanced trigonometry, calculus, geometry, physics, and other science problems. Thanks to improved Search smarts, solving and ...