A. 5 metres
B. 8 metres
C. 10 metres
D. 12 metres
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The angle of elevation of the sun, when the length of the shadow of a tree is √3 times the height of the tree, is :________?
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From a point P on a level ground, the angle of elevation of the top of a tower is 30°. If the tower is 100 m high, the distance of point P from the foot of the tower is :_________?
A. 30°
B. 45°
C. 60°
D. 90°
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If the height of a pole is 2√3 metres and the length of its shadow is 2 metres, find the angle of elevation of the sun.
A. 149 m
B. 156 m
C. 173 m
D. 200 m
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Two ships are sailing in the sea on the two sides of a lighthouse. The angles of elevation of the top of the lighthouse as observed from the two ships are 30° and 45° respectively. If the lighthouse is 100 m high, the distance between the two ships is :_________?
A. 50°
B. 60°
C. 70°
D. 80°
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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. 173 m
B. 200 m
C. 273 m
D. 300 m
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