From a tower 18 m high the angle of elevation of the top of a tall building is 45Â° and the angle ofÂ depression of the bottom of the same building is 60Â°. What is the height of the building in metres?_x005F_x000D_

From a tower 18 m high the angle of elevation of the top of a tall bui

1.	From a tower 18 m high the angle of elevation of the top of a tall building is 45Â° and the angle ofÂ depression of the bottom of the same building is 60Â°. What is the height of the building in metres?_x005F_x000D_
A.	12Â +Â 63
B.	6(3Â +3)
C.	18Â +Â 2
D.	6(3Â +Â 32Â )
Answer» C. 18Â +Â 2

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From a tower 18 m high the angle of elevation of the top of a tall building is 45Â° and the angle ofÂ depression of the bottom of the same building is 60Â°. What is the height of the building in metres?_x005F_x000D_

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