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Heights and Distances ( Part 5) Some Applications of Trigonometry | CBSE | Class 10 | Math
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5 قسمت
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Manage series 2826901
5 قسمت
همه قسمت ها
×1 Q5. A 1.2 m tall girl spots a balloon moving with the wind in a horizontal line at a height of 88.2 m from the ground. The angle of elevation of the balloon from the eyes of the girl at any instant… 4:15
1 Q4. The angle of elevation of a jet fighter from a point A on the ground is 60°. After a flight of 15 seconds , the angle of elevation changes to 30°. If the jet is flying at a speed of 720 km/hr,… 4:19
1 Q3. The angle of elevation of a jet plane from a point A on the ground is 60°. After a flight of 30 seconds, the angle of elevation changes to 30°. If the jet plane is flying at a constant height of… 4:11
1 Q2. From the top of a building 60 m high , the angles of depression of the top and bottom of a tower are observed to be 30° and 60°. Find the height of the tower. 3:37
1 Q1. From a window( h metres high above the ground) of a house in a street, the angle of elevation and depression of the top and the foot of another house on the opposite side of the street are θ and… 3:05
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