Respuesta :

Answer:

D. 96 degrees

Step-by-step explanation:

In a parallelogram, opposite angles must add up to 180

3x + x + 52 = 180

4x = 128

x = 32

∠B = 3x

∠B = 3(32)

∠B = 96

Answer:

96

Step-by-step explanation:

3x + x + 52 = 180

4x = 128

x = 32

∠B = 3x

∠B = 3(32)

∠B = 96