Respuesta :

Answer:

2) 28

Step-by-step explanation:

m<C = m<B (given that the sides opposing the angles are equal)

To find x, using angle sum property.

3x + 2(x+ 20) = 180

3x + 2x + 40 = 180

5x = 140

x = 140/5 = 28

The correct option is 2) 28.

BRAINLIEST.

PRESSS IT YO.