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1 pointA boat is being rowed away from acliff 150 m high. At the top of the cliffthe angle of depression of the boatchanges from 60° to 45° in 1 minute. IfV3=1.73,the speed of the boat is*O 3.81 km/hr4.63 km/hr4.31 km/hrO 3.91 km/hr |
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Answer» Answer: 4.63 km/hr Step-by-step EXPLANATION: |
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