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 ...

Luckily, triangles survived nonetheless—and thrived. In “Love Triangle: How Trigonometry Shapes the World,” Matt Parker ...

If you feel you’re struggling with a particular idea, we’re here to help! A review of trigonometry (triangles, SOHCAHTOA, unit circle, functions) for students in MTH 102, MTH 111, PHY 117 and beyond.