Respuesta :

Answer:

yes

Step-by-step explanation:

Sides: a = 6   b = 9   c = 12

Area: T = 26.143

Perimeter: p = 27

Semiperimeter: s = 13.5

Answer:

YES

Step-by-step explanation:

The sum of the lengths of any two sides of a triangle is greater than the length of the third side.

12 + 6   is bigger than 9

12 +9   is bigger than 6

9+6 is bigger than 12