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[" PQR isatriangular park with PQ = "PR=200m" ATV.towerstands at the mide-point of the Itheir "],[" the angles of elevertion the top of the tower atP,Qand R are respectively "45^(@),30^(@)" and "30^(@)" ,"],[[" (A) "50sqrt(2)," (B) "100," (C) "50]]

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PQR is a triangular park with PQ=PR=200m . A T.V tower stands at the mid-point of QR.If the angles of elevation of the top of the tower at P,Q and R respectively 45^(@),30^(@) and 30^(@) then the height of the tower in m is

PQR is a triangular park with PQ=PR=200m . A T.V tower stands at the mid-point of QR. If the angles of elevation of the top of the tower at P , Q and R respectively 45^@ , 30^@ and 30^@ then the height of the tower in m is

PQR is a triangular park with PQ=PR=200m . A T.V tower stands at the mid-point of QR. If the angles of elevation of the top of the tower at P , Q and R respectively 45^@ , 30^@ and 30^@ then the height of the tower in m is

PQR is a triangular park with PQ=PR=200m . A T.V tower stands at the mid-point of QR. If the angles of elevation of the top of the tower at P , Q and R respectively 45^@ , 30^@ and 30^@ then the height of the tower in m is

PQR is a triangular park with PQ=PR=200m . A T.V tower stands at the mid-point of QR. If the angles of elevation of the top of the tower at P , Q and R respectively 45^@ , 30^@ and 30^@ then the height of the tower in m is

PQR is a triangular park with PQ=PR=200m . A.T.V. tower stands at the mid-point of QR . If the angles of elevation of the top of the tower at P , Q and R are respectively 45^(ulo) , 30^(ulo) and 30^(ulo) then the height of the tower (in m ) is

PQR is a triangular park with PQ=PR=200m . A.T.V. tower stands at the mid-point of QR . If the angles of elevation of the top of the tower at P , Q and R are respectively 45^(ulo) , 30^(ulo) and 30^(ulo) then the height of the tower (in m ) is

At a point 20 m away from the foot of a tower, the angle of elevation of the top of the tower is 30^@ The height of the tower is