20 Aug 2020
Class 10 ICSE SELINA MATH HEIGHT AND DISTANCE EX 22C QUESTION 15 | From a point, 36 m above the surface of a lake, the angle of elevation of a bird is observed to be 30o and the angle of depression of its image in the water of the lake is observed to be 60 degree . Find the actual height of the bird above the surface of the lake.
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment
Please do not enter any spam link