It’s an eternal question for generations of math students: How am I going to use this in the real world? At Bates, Meredith Greer answers that question with an entire course, “Mathematics Across the ...

IN this school-book of three hundred and twenty-six pages the authors have arranged a course on trigonometry which should be most useful to those studying this subject for the first time. The book may ...

An animated guide to using trigonometry. Trigonometric terms are explained and examples are used to show how to find unknown angles and sides for right-angled triangles. Use as an introduction or ...

Listeners contacted us to correct the answer to a clue from last week's puzzle, giving NPR's Ayesha Rascoe and Weekend Edition puzzlemaster Will... Sunday Puzzle correction: A lesson in trigonometry ...