Ask your own question, for FREE!
Mathematics 10 Online
OpenStudy (aaronandyson):

Find the height of a tree when it is found that on walking away from it 20 m, in a horizontal line through its base , the angle of elevation of its top changes from 60 degrees to 30 degrees.

OpenStudy (aaronandyson):

@shamim

OpenStudy (aaronandyson):

@dan815

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!