Question

If the sun's angle of elevation in 30° and the height of the pole is 8m,then find the lenght of the shadow

Answer 1

consider abc as triangle with ab=height of pole-8m,bc=shadow length-x,angle acb = 30*      pls draw the diagram by urself

then in triangle abc 
    tan 30*=ab/bc
         1/√3=8/x
              x=8√3m

:):):)hope this ans would help u...