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2. The tops of two towers of height x and y standing on level ground,subtend angles of 30° and 60° respectively at the centre of the line joining their feet then find x:y. I need the answer quick

SARAHann  Mar 10, 2017
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Height of tower x  =  D tan (30)   where D is the distance to the tower from the midway point

 

Height of tower y  = D tan(60)

 

So.... x : y     =   D tn (30)  / D tan(60)   =  tan (30) / tan (60)  =   [ 1 / sqrt (3)]  / sqrt (3)  =

 

1 / [ sqrt(3) (sqrt (3)]  = 1/3

 

 

cool cool cool

CPhill  Mar 10, 2017
 #2
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thank you for the answer!laugh

SARAHann  Mar 11, 2017

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