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 ...

Maths Three Dimensional Geometry Formulas: The class 12 mathematics course is predominantly calculus based but there are other chapters that hold significant importance and marks weightage in exams.

Re "The New Math: Three Concepts in Two Years; Common Core drives new look at math instruction," July 22 article: In 2008, the National Mathematics Advisory Panel recommended that schools prepare more ...