Originally Posted by
berniecole
I want to find the height of a pole H
From a distance, I measure the angle (Theta 1) to the top of the pole.
I then move a distance D towards the pole and measure the angle to the top of the pole again (Theta 2). I do not know my distance from the pole so call it X
I know that H/X=Tan(Theta 2) (1)
I also know that H/(X+D)=Tan(Theta 1) (2)
I know by transposition that H=X(tan(Theta 2)) & H=(X+D)(Tan(Theta 1))
To find H I need to find X
This is where I get lost in my Transposition!!
Can anybody please help me, I'm loosing a lot of sleep over this