Answer:
Angle sum property of triangle states that the sum of interior angles of a triangle is 180°
Angle x + 33° + 87° = 180° ( Angle sum theorem )
x + 120° = 180°
x = 180° - 120°
x = 60°
Angle x = Angle y ( Alternate Angles )
Therefore Angle y = 60°
Hope it helpz uh..