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A man standing at the top of the tower observes a car at an angle of depression of 30°, which is approaching the foot of the tower with a uniform speed. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry 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 is 60°. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry As observed from the top of a 75 m high lighthouse from the sea level, the angles of depression of two ships are 30° and 45°. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry From the top of a 7 m high building, the angle of elevation of the top of a cable tower is 60° and the angle of depression of its foot is 45°. Determine the height of the tower. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry A TV tower stands vertically on a bank of a canal. From a point on the other bank directly opposite the tower, the angle of elevation of the top of the tower is 60°. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry Two poles of equal heights are standing opposite each other on either side of the road, which is 80 m wide. From a point between them on the road, the angles of elevation of the top of the poles are 60° and 30°, respectively. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry The angle of elevation of the top of a building from the foot of the tower is 30° and the angle of elevation of the top of the tower from the foot of the building is 60°. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry A statue, 1.6 m tall, stands on the top of a pedestal. From a point on the ground, the angle of elevation of the top of the statue is 60° 3 years ago Satkriti Roao class 10 cbse ncert trigonometry From a point on the ground, the angles of elevation of the bottom and the top of a transmission tower fixed at the top of a 20 m high building are 45° and 60° respectively. Find the height of the tower. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry A 1.5 m tall boy is standing at some distance from a 30 m tall building. The angle of elevation from his eyes to the top of the building increases from 30° to 60° as he walks towards the building. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry A kite is flying at a height of 60 m above the ground. The string attached to the kite is temporarily tied to a point on the ground. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry The angle of elevation of the top of a tower from a point on the ground, which is 30 m away from the foot of the tower, is 30°. Find the height of the tower. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry A contractor plans to install two slides for the children to play in a park. For the children below the age of 5 years, she prefers to have a slide whose top is at a height of 1.5 m and is inclined at an angle of 30° to the ground 3 years ago Satkriti Roao class 10 cbse ncert trigonometry A tree breaks due to storm and the broken part bends so that the top of the tree touches the ground making an angle 30° with it. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry A circus artist is climbing a 20 m long rope, which is tightly stretched and tied from the top of a vertical pole to the ground. 3 years ago Satkriti Roao class 10 cbse ncert trigonometry (1 + tan^2A/1 + cot^2A) = (1 - tan A/1 - cot A)^2 = tan^2A 3 years ago Satkriti Roao class 10 cbse ncert trigonometry Evaluate: (cosec A – sin A)(sec A – cos A) = 1/(tan A + cotA) 3 years ago Satkriti Roao class 10 cbse ncert trigonometry (sin A + cosec A)^2 + (cos A + sec A)^2 = 7 + tan^2A + cot^2A 3 years ago Satkriti Roao class 10 cbse ncert trigonometry (sin θ – 2sin^3θ)/(2cos^3θ-cos θ) = tan θ 3 years ago Satkriti Roao class 10 cbse ncert trigonometry Page 1 / 4 1 2 3 4 Next Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? 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