Question

Consider the following statements :
1. The angle of elevation of depression is always
measured from horizontal line through the point of
observation
IL. If the length of shadow of a vertical pole is equal to
its height, then the angle of elevation of the sun is 45°
III. In the adjoining figure, the positions of observer
and object are marked. The angle of depression is 20°
(observer)
30°
P(object)
IV. The height of an object or the distance between
distant objects can be determined with the help of
trigonometric ratios.
Which of the statements given above are correct?​

Answer 1

Answer:

you are the only person 5cos who I