rs aggarwal solution Archives - Page 4 of 7

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Rajan@2021Guru

Asked: April 4, 2021In: CBSE

If sin A = 9/41, find the values of cos A and tan A.

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This is the basic and conceptual question from trigonometric ratios in which we have to find the values of cos ...Read more

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Rajan@2021Guru

Asked: April 4, 2021In: CBSE

If sin θ= (a^2-b^2)/(a^2+b^2), find the value of all T-ratios of θ

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This is the basic and conceptual question from trigonometry in which we have to find the values of all T-ratios ...Read more

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Rajan@2021Guru

Asked: April 4, 2021In: CBSE

If cosec θ = √10, find the value of all T-ratios of θ.

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This is the basic question from trigonometry in which we have been asked to find the values of all T-ratios ...Read more

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Rajan@2021Guru

Asked: April 4, 2021In: CBSE

If cos θ = 7/25, find the value of all T-ratios of θ.

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This is the basic and conceptual question from trigonometry in which we are to find the values of all T-ratios ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

If at some time of the day the ratio of the height of a vertically standing pole of length of its shadow on the ground is 3 :1 then find the angle of elevation of the sun at that time.

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We have a question from trigonometry (height and distance) in which we are to find the angle of elevation of ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

An electrician has to repair an electric fault on a pole of height 4m.She needs to reach a point 1.3m below the top of the pole to undertake the repair work. What should be the length of the ladder that she should use which, when inclined at an angle of 60° to the horizontal, would enable her to reach

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This is one of the difficult question from trigonometry (height and distance) in which we are to find the length ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

From the top of a vertical tower , the angles of depression of two cars , in the same straight line with the base of tower , at an instant are found to be 45 and 60 . If the cars are 100 m apart and are on the same side of the tower , find the height of the tower . [ Use √3 = 1.73 ]

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This is the basic and conceptual question from trigonometry in which we have to find the height of the tower ...Read more

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Rajan@2021Guru

Asked: April 3, 2021In: CBSE

A ladder of length 6 m makes an angle of 45 degree with the floor while leaning against one wall of a room. If the foot of the ladder is kept fixed on the floor and it is made to lean against the opposite wall of the room, it makes an angle of 60 degree with the floor. Find the distance between these two walls of the room.

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An important and exam oriented question as it is already asked in previous year paper of 2011 in which we ...Read more

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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

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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