Geometria

Geometry (Ancient Greek: γεωμετρία; geo- „earth”, -metri „measurement”) „Earth-measuring” is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space.

Geometria

Bisectoarea unui Unghi – Proprietăţi

Trigonometria

Triunghi, Definiţie, Notaţii, Elemente