A mobile tower 20m heigh is fixed on the top of a building . A man observes the foot of the tower at an elevation of 60°. Calculate the height of the building. How far is the man from the foot of the building?
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Answer:
Step-by-step explanation:
tan 60=opp
adj
1.73 =20/adj
Adj=20×173÷100
=346÷10
=34.6m
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