Respuesta :

clarch19

Answer:

x = 101°

Step-by-step explanation:

15 + 25 + 39 + x = 180

79 + x = 180

x = 101

jackpo0703
The sum of all angles of a triangle is 180. So to find the angle you solve 180-(15+25) which equals 140. Then you subtract 39 from 140 to get x. X=101