From an aeroplane vertically over a straight horizontally road, the angles of depression of two ....

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From an aeroplane vertically over a straight horizontally road, the angles of depression of two consecutive mile stones on opposite sides of the aeroplane are observed to be α and β, then the height in miles of aeroplane above the road is  📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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