Respuesta :

calculista

Answer:

The value of x is 20°

Step-by-step explanation:

we know that

m∠ 9 and m∠ 11 are corresponding angles

If line c is parallel to line d

then

m∠ 9 = m∠ 11

Substitute

6x=120°

x=20°

fiddyoneski

Answer:

20

Step-by-step explanation:

:))

good job