Respuesta :

sup3rman2295

Answer:

x=45

Step-by-step explanation:

180-90=90÷2=45

Fadinglight
X=45*

Explanation:
Because, the whole thing is 180* and one side is 90* so 180-90=90
And 2x=90 so divide both sides by two, and you’ll get x = 45*
Hope this helps!