Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Trigonometry Heights and Distances
From the top of a lighthouse 100 m high, the angle of depression of two ships on opposite sides of it are 30° and 45°, respectively. Find the distance between the two ships to the nearest metre.
1
227
2
142
3
273
4
More than one of the above
5
None of the above