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 ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the mid-twentieth century, ...

In one of your math classes, you might have been taught that geometry and trigonometry were products of the ancient Greeks. That's not entirely accurate, as a new discovery proves that both were ...

Daniel Mansfield with the Plimpton 322 Babylonian clay tablet in the Rare Book and Manuscript Library at Columbia University in New York. (Image courtesy UNSW/Andrew Kelly) The translation on the ...

About 3 700 years ago a Babylonian mathematician wrote a trigonometry table on a clay tablet that scientists say is more accurate than anything we have today. The table predates Pythagoras’s theorem ...

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