Respuesta :

Answer:

55°

Step-by-step explanation:

Angles x and 125° are linear pair,

So,

x + 125° = 180°

x = ( 180 - 125 )°

x = 55°

Answer:

55

Step-by-step explanation:

STV=180

STW=125

WTV=x

STV=STW+WTV

180=125+x

x=180–125

x=55