Question

A tower makes an angle of elevation equal to the angle of depression from the top of a cliff 25m height find the height of the tower?​

Answer 1

Step-by-step explanation:

Let, CD be th ht of the tower, and AB be the cliff then, AB= 25 m..

Draw BE parreler CD

Let angle EBD = angle ACB = a

now, DE parellel BE=AB / AC..

so, DE= AB

now,CD= CE+ DE= AB+ AB..

= 2 AB

= 2 (25) ...

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