Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Mathematics Trigonometry Heights and Distances
The angles of elevation of a tower built on the head and base of a 10 m high pole are 30° and 60° respectively, find the height of the tower?
1
20 m
2
15 m
3
12 m
4
More than one of the above
5
None of the above