Question

The shadow of a flagpost $25m$ height is $25\sqrt{3}m,$ find the angle of elevation of the sun.

Answer 1

REF.Image

$\Delta ABC$

$tan\theta =\frac{BC}{AB}$

$=\frac{25\sqrt{3}}{25}$

$tan\theta =\sqrt{3}$

$tan\theta =tan{60}^{\circ }$

$\theta ={60}^{\circ }$