Question

find x ...................​

Answer 1

angle EAF = angle BAC (vertically opposite angles)

so, angle BAC=60°

angle ACB + angle ECD = 180° (LINEAR PAIR)

angle ACB + 115° = 180°

angle ACB = 65°

angle BAC a + angle ACB + angle ABC = 180°

x +60+65=180

x+125=180

x=55°