\( P Q \) is a tower standing on a horizontal plane. \( Q \) being its foot; \( A \) and \( B \)... VIDEO
\( P Q \) is a tower standing on a horizontal plane. \( Q \) being its foot; \( A \) and \( B \) are two points on the plane such that the \( \angle Q A B \) is \( 90^{\circ} \), and \( A B \) is 4 metres. It is found thathttps://bit.ly/YTAI_PWAP https://www.pw.live
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