CBSE Class 10 Maths (Standard) 2022 · Paper 30/1/1 · Question 14
Gadisar Lake is located in the Jaisalmer district of Rajasthan. It was built by the King of Jaisalmer and rebuilt by Gadsi Singh in century. The lake has many Chhatris. One of them is shown below.
Observe the picture. From a point A m above from water level, the angle of elevation of top of Chhatri (point B) is and angle of depression of its reflection in water (point C) is . If the height of Chhatri above water level is (approximately) m, then
- aDraw a well-labelled figure based on the above information.[2]
- bFind the height () of the point A above water level. (Use )[2]
Answer
m
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