Question

Dr. Black is standing 15 feet from a street lamp. The lamp is making his shadow 8 feet long. He estimates that the angle of elevation from the tip of his shadow to the top of the street lamp is 50°. To the nearest foot, the street lamp is about_______ft.



If sinθ > 0 and tan θ < 0 then:

A: 90° < θ < 180°
B: 0° < θ < 90°
C: 180° < θ < 270°
D: 270° < θ < 360°