height and distance Archives - Page 2 of 4

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

From the point on a bridge across a river, the angles of depressions of the banks on opposite sides of the river are 30 ∘ and 45 ∘ , respectively. If the bridge is at a height of 2.5 m from the banks, find the width of the river.

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One of the basic question from trigonometry (height and distance) in which we have been asked to find the width ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

As observed from the top of a lighthouse 100m above sea level the angle of depression of a ship sailing directly towards it changes from 30 degree to 60 degree. determine the distance travelled by the ship during the period of observation

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An important and exam oriented question from trigonometry as it was already asked in previous year paper of 2004 and ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of the top of a tower from ta point on the same level as the foot of the tower is 30° . On advancing 150 m towards foot of the tower, the angle of elevation becomes 60° Show that the height of the tower is 129.9 metres.

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An important question from RS Aggarwal of Height and distance in which we to prove that the height of the ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of an aeroplane from a point on the ground is 45 degree. After 15 seconds of flight the angle changes to 30 degree.If the plane is flying at a constant height of 2500 m,find the speed of the plane.

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One of the most important and conceptual question from trigonometry in which we have to find the speed of an ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of the top Q of a vertical tower PQ from a point X on the ground is 60 ∘ . From a point Y, 40 m vertically above X, the angle of elevation of the top Q of tower is 45°. Find the height of the tower PQ

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This is the basic and conceptual question from trigonometry (height and distance) in which we are to find the height ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

A man on the deck of a ship, 16 m above water level, observe that that angle of elevation and depression respectively of the top and bottom of a cliff are 60° and 30° . Calculate the distance of the cliff from the ship and height of the cliff.

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An important question from trigonometry (height and distance) in which we have to find the distance of the cliff from ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angles of depression of the top and bottom of a tower as seen from the top of a 60√3 m high cliff are 45° and 60° respectively. Find the height of the tower.

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One of the most important question from height and distance as it was already asked in previous year paper of ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of elevation of the top of a vertical tower from a point on the ground is 60° . From another point 10 m vertically above the first, its angle of elevation is 45° . Find the height of the tower.

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One of the basic and exam oriented question from trigonometry as it was already asked in previous year paper of ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

The angle of depression from the top of a tower of a point A on the ground is 30 degrees.On moving distance of 20m from the point A towards the foot of the tower to a point B ,the angle of elevation of the top of the tower from the point B is 60 degrees.Find the height of the tower and its distance from point A

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One of the most important and exam oriented question as it is already asked in previous year paper of 2012 ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

From the top of a 7m high building, the angle of elevation of the top of a cable tower is 60 o and the angle of depression of its foot is 45° . Determine the height of the tower in metre is

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One of the most important question from trigonometry of height and distance in which we have to find the height ...Read more

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