Class IX

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
  1. 2.3 m
  2. 4.6 m
  3. 7.8 m
  4. 9.2 m
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:
  1. 156 m
  2. 149 m
  3. 173 m
  4. 200 m
The angle of elevation of the sun, when the length of the shadow of a tree is equal to the height of the tree, is:
  1. 60°
  2. 90°
  3. 45°
  4. None of these
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:
  1. 149 m
  2. 156 m
  3. 173 m
  4. 200 m
The angle of elevation of the top of a tower from a certain point is 30°. If the observer moves 40 m towards the tower, the angle of elevation of the top of the tower increases by 15°. The height of the tower is:
  1. 54.6 m
  2. 64.6 m
  3. 59.7 m
  4. 75.5 m
Time Elapsed

HR : MIN : SEC
Question Answered
0
Score out of 100
0

Get Started!

we provide the best
services to our students

AmazingCounters.com Views

 

LKG - 12th

Rs 1,999  Annual
Plan
TOP