Answer:
90°
Step-by-step explanation:
You want the angle that has a tangent equal to 10041.
As the angle approaches 90°, the value of the tangent gets very large. For example, the tangent of 89.5° is about 115. The angle for any larger tangent value is essentially 90°.
[tex]m\angle B=\tan^{-1}(10041)\\\\\boxed{m\angle B\approx 90^\circ}[/tex]