Answer:
C
Explanation:
The sum of the interior angles of a quadrilateral = 360°
The interior angle at 150° = 360° - 150° = 210°
sum the angles and equate to 360
25 + 30 + 210 + x = 360 , that is
265 + x = 360 ( subtract 265 from both sides )
x = 95 → C