Angle of elevation and angle of depression
Please see the attached file for full problem description with proper diagrams.
1. We wish to estimate the height of the college chimney. When I am standing at a position A, the angle of elevation is 30 degrees, when I advance 50m closer the angle of elevation is 47 degrees. How high is the chimney?
Take the height of the man to be 180cm.
Man @180cm
x
2. A tumour is found to be such that when viewed by x-ray from a point A the angle of depression is 52 o and when viewed from B a distance of 16cm away horizontally on the other side of the tumour the angle of depression is 30 o. how far is the tumour from A and how deep is it?
3. what are the three internal angles of both triangles please give full workings
10
4.
70
find x and y please give full workings
20m x
350 60o
y.
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Solution Summary
There are several problems here regarding angle of elevation and angle of depression.