Answer:
52 + a = 90
Step-by-step explanation:
The sum of any angle a, and it's complement, is 90 degrees.
Important to note:
Complement: Sum is 90 degrees
Suplement: Sum is 180 degrees.
In this problem, we have that:
Angle a.
Angle 52
The sum of the angle a and it's complement of 52 is 90.
So the correct answer is:
52 + a = 90