Respuesta :

Answer:

Step-by-step explanation:

total angle of a triangle=180

52+90+x=180

x=180-(90+52)

x=180-142

x=38

Answer:

38

Step-by-step explanation:

Angle of a triangle is 180

52+90+x=180

x=180-(90+52)

x=180-142

x=38