defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Quantitative Aptitude Trigonometry Heights and Distances
A ladder of length 13 metres is placed against the wall and the foot of the ladder is 6.5 metres from the wall. What is the angle of elevation of the ladder leaning against a wall?
1
105°
2
30°
3
45°
4
60°