Answer:
110
Explanation:
the sum of straight angle is 180
the sum of angle of triangle=180
angle E=180-120=60
triangle BDE: <B=180-60-90=30
<B in triangle ACB=180-(130+30)=20)
in traingle ACB: <A = 180-(90+20)=70
angle x=180-70=110 degrees
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