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CBSE Class 10 Answered

Triangle chapter case study
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Asked by darshanpatilr08 | 19 Sep, 2023, 10:35: PM
answered-by-expert Expert Answer
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
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
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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
 
begin mathsize 14px style h space equals space 160 over 38 cross times 57 space equals space 240 apostrophe end style
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