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Class X Mathematics Quiz: Some Applications of Trigonometry
Class X
Mathematics
Some Applications of Trigonometry
14 questions
HARD
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Preview questions
1. What is the height of a tree if it casts a shadow of 20 m and the angle of elevation of the sun is 30°?
10 m · 20 m · 5√3 m · 15 m
2. If the angle of elevation from a point on the ground to the top of a tower is 60°, and the distance from the point to the base of the tower is 10 m, what is the height of the tower?
10√3 m · 20 m · 10 m · 5√3 m
3. A ladder 15 m long reaches a window 12 m high. What is the angle of elevation of the ladder from the ground?
30° · 45° · 60° · 75°
4. In a right triangle, if one angle is 45° and the hypotenuse is 10 cm, what is the length of each leg?
5√2 cm · 10 cm · 10√2 cm · 7 cm
5. A person standing 50 m away from a building observes the top of the building at an angle of elevation of 45°. What is the height of the building?
50 m · 25 m · 100 m · 35 m
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