A.0.934
B.0.945
C.0.954
D.0.958
Show AnswerAnswer=Option C
Height and Distance
The angle of elevation of the sun, when the length of the shadow of a tree 3 times the height of the tree, is:
A.30°
B.45°
C.60°
D.90°
Show AnswerAnswer=Option A
From a point P on a level ground, the angle of elevation of the top tower is 30°. 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
Show AnswerAnswer=Option C
An observer 1.6 m tall is 203 away from a tower. The angle of elevation from his eye to the top of the tower is 30°. The heights of the tower is:
A.21.6 m
B.23.2 m
C.24.72 m
D.None of these
Show AnswerAnswer=Option A
The angle of elevation of a ladder leaning against a wall is 60° 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
Show AnswerAnswer=Option D
A man standing at a point P is watching the top of a tower, which makes an angle of elevation of 30° with the man’s eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes 60°. What is the distance between the base of the tower and the point P______?
A.43 units
B.8 units
C.12 units
D.Data inadequate
E.None of these
Show AnswerAnswer=Option D
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
Show AnswerAnswer=Option C