SOLUTION: I REALLY NEED THE ANSWER IN DETAIL TO THIS PROBLEM..ITS DUE TOMORROW and its very important. THANK YOU * A window in a bulinging is 18m above the ground. From this window, the an

Question 24819: I REALLY NEED THE ANSWER IN DETAIL TO THIS PROBLEM..ITS DUE TOMORROW and its very important. THANK YOU
* A window in a bulinging is 18m above the ground. From this window, the angle of elevation to the top of the building across the street is 40� and the angle of depression to the bottom of the building acress the street is 42�. How tall is the building across the street? Include a labelled diagram with you solution.
Answer by Paul(988) (Show Source): You can put this solution on YOUR website!
Use the SINE law in here.
theta/sin40 = 18/sin42 ---> cross ultiply
theta = 18sin40/sin42
theta = 17.29

Hence the building is 17.29m tall.
Paul.
RELATED QUESTIONS
I REALLY NEED THE ANSWER IN DETAIL TO THIS PROBLEM..ITS DUE TOMORROW and its very... (answered by venugopalramana)

I REALLY NEED THE ANSWER IN DETAIL TO THIS PROBLEM..ITS DUE TOMORROW and its very... (answered by venugopalramana)

Help!! I am in math two and need help really bad. I solved this problem: The height of a... (answered by Alan3354,ikleyn)

Hello, I have been trying to solve this exercise for quite a long time now, and I can't... (answered by rothauserc)

i really need help on it so the problem is 6and one half subtract 1and nine tenths i... (answered by Nate)

**im just wondering if someone can help me out with this trig. problem...i really dont... (answered by Paul)

**im just wondering if someone can help me out with this trig. problem...i really dont... (answered by venugopalramana)

hey i really need help in this problem it is really hard.. my problemis 3k^2-39k+90 i... (answered by venugopalramana)

hello again...long time i havent needed help from you but the last time u helped a... (answered by longjonsilver)