If the angles of elevation of a tower from two points distance a and b (a

Question

If the angles of elevation of a tower from two points distance a and b (a > b) from its foot and in the same straight line from it are 30° and 60°, then the height of the tower is?

Options:

A . $$\sqrt {a + b} $$

B . $$\sqrt {ab} $$

C . $$\sqrt {a - b} $$

D . $$\sqrt {\frac{a}{b}} $$

Answer: Option B

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