Note that angle 2 and angle 3 form a straight line : 180 degrees so angle 2 = 180 - angle3 = 180 - 52 = 128 degrees
Second one : Symmetric property (had to look it up)
Third One EF = 14 - GH
Note that angle 2 and angle 3 form a straight line : 180 degrees so angle 2 = 180 - angle3 = 180 - 52 = 128 degrees
Second one : Symmetric property (had to look it up)
Third One EF = 14 - GH