This video explores how spherical trigonometry was developed and applied in Islamic scholarship, highlighting its role in astronomy, navigation, and scientific study through history.

Struggling with a problem that seems to require trigonometry? This lesson shows how to solve it without using trigonometry, ...

Could Gwen Graham add heft to David Jolly’s candidacy for governor by becoming his running mate in Florida next year? That ...

Math proficiency scandal shows need for standardized tests and folly of dumbing school down” (Nov. 30): Common Core Math was ...

HICL Infrastructure PLC and Renewables Infrastructure Group, known as TRIG, agreed to merge in a deal that creates a company with net assets of over 5.3 billion pounds ($6.98 billion). The companies ...

HICL Infrastructure (HICL) and The Renewables Infrastructure Group Limited (TRIG) have set out plans to combine their assets to create the UK’s largest listed infrastructure investment company. The ...

Those four years of high school are all about learning, but some things stick with us more than others. While some of us might have forgotten how to do trigonometry or what an adverb modifies, we all ...

“Micromanagement” is a dirty word in today’s workplaces. Bosses who intervene too often or too extensively in their subordinates’ activities get a bad reputation, and most forward-thinking ...