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CBSE Class 10 Answered

fooot ball trick...............
Asked by | 17 Feb, 2009, 09:33: PM
Expert Answer

          h = x tan  

        also, h =  (x+y) tan (B )

        equating two equations

gives y = x [ tan  - tan ( B ) ] 

divided by tan ( B )  

 hence length of ground                                                                                      

 y = x [ tan  cot ( B ) - 1]          

 

Answered by | 31 May, 2009, 12:45: AM
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