From a point on the ground, the ang...
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From a point on the ground, the angles of elevation of the bottom and the top of a transmission tower fixed at the top of a 20 m high building are 45° and 60° respectively. Find the height of the tower. (Take 3 = 1.732)

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Maths
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( left{begin{array}{l}x c 20 mend{array} quad ln Delta log A Bright. ) 1 "S ( frac{1}{6^{circ}} B ) ( A B=C B ) ( sin Delta O A B ) [ 32 ] ( tan 60^{prime}=frac{0 C+C B}{A B} ) ( 16.20=n+20 ) ( (163-1) 20=n ) ( 0.732 times 202 n ) ( x=14.64 )
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