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The beam from a lighthouse completes one rotation every two minutes. At time t, the distance d shown in the figure below is d
On a day when the sun passes directly overhead at noon, a 6-ft-tall man casts a shadow of length S() 6 co(2) where S is measu
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Answer ; we have given d (t) = 3 tan (Tt) so (i) d(0.1)= 8 tan (Txo.1) = 3 ton (ola) - 3 X0.3249 [ use calculator ] d(0.1) =Important Note :angles are in radians not in degrees,so while using calculator take angles in radians.

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