CBSE Class 10 Answered
Triangle chapter case study
![question image](http://images.topperlearning.com/topper/new-ate/top_mob169514311618737875526a89f219-4039-4b6d-8cff-72c202d0fc1d.jpg)
Asked by darshanpatilr08 | 19 Sep, 2023, 22:35: PM
![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/2c085e8253665bc707edb589940c5484650a4f44bd0270.62379042f3.png)
As shown in above figure , Triangle formed by Fence and its shadow is similar to the triangle formed Tree and its shadow .
Let h be the height of tree .
![begin mathsize 14px style fraction numerator h over denominator 11.3 end fraction space equals space fraction numerator 4 over denominator 2.5 end fraction end style](https://images.topperlearning.com/topper/tinymce/cache/b21b00cb53aa748d1556b8bb93d4aa48.png)
![begin mathsize 14px style h space equals space fraction numerator 4 over denominator 2.5 end fraction cross times 11.3 space equals space 18.1 apostrophe end style](https://images.topperlearning.com/topper/tinymce/cache/1cdbcba89005faf72f6748a1e461bb9e.png)
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![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/370eb720902e3b7ce8d6e2784f12abfe650a5337397e04.98014217f4.png)
As shown in figure , triangle formed by man's height and his shadow is similar to the triangle formed altitude of helicopter and its shadow.
Let h be the altitude of helicopter.
![begin mathsize 14px style h over 57 space equals space 160 over 38 end style](https://images.topperlearning.com/topper/tinymce/cache/cbeb960d38852f9384ce28d1f96f4118.png)
![begin mathsize 14px style h space equals space 160 over 38 cross times 57 space equals space 240 apostrophe end style](https://images.topperlearning.com/topper/tinymce/cache/3a29355ec4b5372f9e65d587c4a538e3.png)
Answered by Thiyagarajan K | 20 Sep, 2023, 07:41: AM
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