railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Trigonometry Heights and Distances
Nidhi looks at the base of a tree from her balcony. This formed a right-angled triangle with an angle of depression of 30°. If the base of tree is 10 m away from the base of the wall of the house, what is the distance between her eye and the base of the tree?
1
20√3 m
2
20 / √3 m
3
2 / √3 m
4
√3 / 2 m