1.

From the top of a cliff x mts heigh, the angle of depression of the foot of a tower is found to be double the angle of elevation of the tower. If the height of the tower is h, the angle of elevation is

Answer»

`TAN^(-1)sqrt(3-(2H)/(X))`
`Tan^(-1)sqrt(3-(2h)/(x))`
`Sin^(-1)sqrt((2h)/(x))`
`COS^(-1)sqrt((2h)/(x))`

ANSWER :B


Discussion

No Comment Found