Respuesta :

Answer:

x = 45

Step-by-step explanation:

45 + 45 = 90

90 + 90 = 180

180 degrees is a triangle

Plz mark as brainliest if correct! Have a nice day!!!

-Lil G

the answer would be 45

45+45= 90
90+90=180
and 180 is a triangle hope this helped