Pythagoras' theorem can also be used to solve 3D problems. You often need to use Pythagoras' theorem more than once in each problem as we create extra right-angled triangles in the 3D shapes. First ...
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 ...
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Two high school seniors have presented their proof of the Pythagorean theorem using trigonometry — which mathematicians thought to be impossible — at an American Mathematical Society meeting. When you ...
Two high school students proved the Pythagorean theorem in a way that one early 20th-century mathematician thought would be impossible: by using trigonometry. Calcea Johnson and Ne’Kiya Jackson, both ...
NEW ORLEANS — Two thousand years ago, a Greek philosopher taught the Western world the Pythagorean theorem. Since then, mathematicians have come and gone but last year two local teenagers made history ...
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