Watch Tower Naitik visited a watch tower at outskirt of a village. From watch tower he saw an aeroplane flying over an electric power tower. Angle of elevation of aeroplane was 60degree while angle of elevation of top of electric tower measures 30degree . Electric power tower is 100 meter away from watch tower. After some time Naitik saw a car approaching watch tower forms an angle of depression measuring 45 degree . a) What is distance between car and watch tower?
1 point
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20 m
100 m
20√2 m
20√3 m
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Step-by-step explanation:
20√3
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