Sainik school maths / Class 6 / Geometry / Acute angled triangle #short #shorts

In an acute-angled triangle ABC, tanA+tanB+tanC

The minimum value of tan B tan C in an acute angled triangle ABC is

Naming triangles by considering the measures of their angles acute triangle A triangle whose all the angles are acute is called an acute- angled triangle or an acute triangle.

Classify these triangles as right, acute or obtuse angled triangle.

Prove that n in acute angled triangle ABC , sec A+sec B +sec Cge 6 .