A) \[b\text{ }tan\text{ }\alpha \text{ }cot\beta \]
B) \[~b\text{ }cot\text{ }\alpha \text{ }tan\text{ }\beta \]
C) \[b\text{ }tan\text{ }\alpha \text{ }tan\text{ }\beta \]
D) \[b\cot \alpha \cot \beta \]
Correct Answer: A
Solution :
Let the height of the tower be\[h.\] In \[\Delta ABC,\] \[\tan \alpha =\frac{h}{AB}\]You need to login to perform this action.
You will be redirected in
3 sec