Two electricity pylons P and Q are 550m apart on the same side of a river. A third pylon R is on the other side of the river. Angle RQP is 62° and Angle QRP is 70°. Find by calculation the distance from R to Q to the nearest metre
Two electricity pylons P and Q are 550m apart on the same side of a river. A third pylon R is on the other side of the river. Angle RQP is 62° and Angle QRP is 70°. Find by calculation the distance from R to Q to the nearest metre