The angle of elevation of the top of a tower from the foot of a building is 60° and the angle of elevation of the top of building from the foot of the tower is 30° , if tower is 60 m high then height of the building is
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10m
Step-by-step explanation:
height of building =ab
height of tower=cd=50m
the angle of elevation of the topof abuilding from the foot of the tower is 30degreei.e (abc=30degree
the angle of elevation of the topof the tower from the foot of building is 60degree i.e(dbc=60degree
intriangle dbc
tan0=perpendicular
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