CBSE Class 10 Answered
a man on a cliff , observes a boat at an angle of depression 30 degree which aproaching the shore to the point 'A' ON THE IMMEDIATELY beneath the observer with a uniform speed . after 12 miniutes, the angle of depression of the boat is found to be 60 degree. the time taken by the boat to reach the shore is options[ 18 min, 19 min, 20 min, 21 min]
Asked by Rony Joseph | 05 Apr, 2014, 10:13: PM
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Answered by | 07 Apr, 2014, 02:24: PM
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