Answer:
x = 37°
Explanation:
Given angle AOB = 53°, angle AOC = 90°
To find x°
From above figure, angle AOC = angle AOB + angle BOC
Now angle AOB = 53°, angle AOC = 90°
90° = 53° + angle BOC
=> angle BOC = x° = 90 - 53
=> x° = 37°
HOPE THIS HELPS AND HAVE A NICE DAY <3