**Q. Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30° and 45° respectively. If the lighthouse is 100 m high, the distance between the two ships is:**

A.173 m

B.200 m

C.273 m

D.300 m

**Answer: Option C**

**Q.The angle of elevation of a ladder leaning against a wall is 60º and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is:**

A.2.3 m

B.4.6 m

C.7.8 m

D.9.2 m

**Answer: Option D**

**Q. From a point P on a level ground, the angle of elevation of the top tower is 30º. If the tower is 100 m high, the distance of point P from the foot of the tower is:**

A.149 m

B.156 m

C.173 m

D.200 m

**Answer: Option C**

**Q. Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30 degree and 45 degree respectively. If the lighthouse is 100 m high, the distance between the two ships is**

A.273 m

B.156 m

C.263 m

D.200 m

**Answer: Option A**

**Q. From a point C on a level ground, the angle of elevation of the top of a tower is 30 degree. If the tower is 100 meter high, find the distance from point C to the foot of the tower.**

A.273 m

B.156 m

C.173 m

D.200 m

**Answer: Option C**