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ICSE Class 10 Answered

a bridge across a river makes angle of 45 degree with the river bank .if the length of a bridge across a bridge across a river is 200m,what is the breath of the river?please explain the meaning of this question .
Asked by ipranjal01 | 17 Apr, 2018, 12:36: PM
answered-by-expert Expert Answer
Answered by Rashmi Khot | 17 Apr, 2018, 02:35: PM

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ICSE 10 - Maths
The angle of elevation of a bird from a point 50 m above the lake is 30(Degree) and the angle of depression of its reflection in the lake is 60(Degree). find the height of the bird above the lake. With the diagram
Asked by san.dhole121409 | 09 Feb, 2024, 12:25: AM
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ICSE 10 - Maths
can u ppls explain heights and distNces   
Asked by gvsaishruthi | 05 Mar, 2021, 09:51: PM
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ICSE 10 - Maths
From the top of a cliff, 50m high, the angle of depression of a buoy is 30 degree . Calculate to the nearest meter , the distance of the buoy from the foot of the cliff  
Asked by maitripatel9069.10sdatl | 11 May, 2020, 06:21: PM
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ICSE 10 - Maths
Can anyone please answer question c  
question image
Asked by geetajsr765 | 25 Mar, 2020, 06:43: PM
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ICSE 10 - Maths
The upperpart of tree broken by the wind makes an angle of 45 with the ground and distance from the root to point where the top of the tree touches the ground is 15 m what was the ht of the tree before it was broken  
Asked by anwarenr | 30 Nov, 2019, 01:25: PM
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ICSE 10 - Maths
Two people standing on the same side of a tower in a straight line with it, measure the angles of elevation of the top of the tower as 25° and 50° respectively. If the height of the tower is 70 m, find the distance between the two people.
Asked by venkatesh.keshavamurthy | 16 Aug, 2019, 11:42: PM
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ICSE 10 - Maths
from the top of a hill the angle of depression of two consecutive kilometre stones due east are found to be 30 degrees ahd 45 degrees respectively. find the distance of the two stones from the foot of the hill.
Asked by pradipdhole | 17 Jun, 2019, 07:39: PM
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ICSE 10 - Maths
an aeroplane at an altitude of 250m observes the angle of depression of two boats on opposite banks of a river to be 45 degree and 60 degree respectively find width of river(please include diagram and explaination to each step)
Asked by ushanihar12 | 04 Feb, 2019, 09:14: PM
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ICSE 10 - Maths
a man on the bank of a stream observes a tree on the opposite bank exactly across the stream he finds the angle of elevation of the top of the tree to be 45. on receding perpendicularly a distance of 4m from the bank, he finds that the angle of elevation reduces by 15 .is this information sufficient for the man to determine the height of the tree and the width of the stream? if so, find them.    heights and distance
Asked by triptisrivastava2002 | 14 Oct, 2018, 03:26: PM
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ICSE 10 - Maths
The shadow of a tower standing on a level ground is found to be 61.59m longer. When the sun altitudes 34°30`then when it is 50°.find the height of the tower.
Asked by priya_dsl | 13 Sep, 2018, 10:38: PM
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