Respuesta :

Answer:

11 units

Step-by-step explanation:

Since ∆ABC is isosceles, it means that at least two sides are congruent/equal in length.

Sides CA and AB are congruent, since BC is the base. So, CA = 4.

That means the perimeter is 4 + 4 + 3 = 11 un

anochem

Answer:

11

Step-by-step explanation: