A high school teacher didn't expect a solution when she set a 2,000-year-old Pythagorean Theorem problem in front of her ...

This is an updated version of a story first published on Nov. 1, 2024 For centuries, students have learned that in a right ...

Learn about three trigonometric ratios in similar right-angled triangles with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

‘Love Triangle’ Review: The Magic of Trigonometry From computers to architecture to astronomy, the study of triangles is an indispensable mathematical tool.

Revise trigonometric ratios of sine, cosine and tangent and calculate angles in right-angled triangles with this Bitesize GCSE Maths Edexcel guide.

A 3,700-year old Babylonian clay tablet reveals an ancient method of constructing right-angled triangles that makes it the world’s oldest and most accurate trigonometric table.

Trigonometry is the branch of math that studies triangles, with a particular focus on the relationships between angles and the lengths of corresponding sides. Interestingly enough, the ...