The height of a tower is 100 m. When the angle of elevation of the sun changes f

Question

The height of a tower is 100 m. When the angle of elevation of the sun changes from 30° to 45°, the shadow of the tower becomes x metres less. The value of x is

Options:

A . $$100\,m$$

B . $$100\sqrt 3 \,m$$

C . $$100\left( {\sqrt 3 - 1} \right)\,m$$

D . $$\frac{{100}}{{\sqrt 3 }}\,m$$

Answer: Option C

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