Answer:
Angle d= 85
Angle e= 51
Angle f= 76
Explanation:
Angle d= 85 degrees
Because angles on a straight line add to 180 degrees.
180-95=85
Angle e = 51 degrees
Because angles around a point add to 360 degrees.
360-309=51
Angle f= 76 degrees
Because angles in a quadrilateral add to 360 degrees
360-148-51-85= 76