PLS ANSWER THIS QUESTION
WILL MARK BRAINLIEST

Answer:
C. 71°
Step-by-step explanation:
If angles 4 and 12 are equal and complementary, then they measure 45°
There is a triangle formed by angles 3, 11 and 12
the angle 3 = 64°, angle 12 = 45°
Then by the property of triangles:
angle 11 = (180 - 64 - 45)° = 71°
Hope this helps