viannag viannag

06-03-2019
Mathematics

contestada

What is the value of x?

What is the value of x class=

Respuesta :

sanjitcurry3 sanjitcurry3

06-03-2019

Answer:

40 degrees

Step-by-step explanation:

Basically the exterior angle plus x =180, so 4x-20+x=180. x=40.

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