\\\\(1.\\\\)Draw a circle with radius \\\\(3\\\\)cm\\\\(2.\\\\)Take a point \\\\(P\\\\) on the circle.\\\\(3.\\\\)Through \\\\(P,\\\\) draw any chord \\\\(PQ\\\\)\\\\(4.\\\\)Mark a point \\\\(R\\\\) either in major arc or in minor arc.\\\\(5.\\\\)Join \\\\(PR\\\\) and \\\\(QR\\\\)\\\\(6.\\\\)At \\\\(P,\\,\\,\\\\)construct \\\\(\\angle{QPT}\\\\) equal to \\\\(\\angle{PRQ}\\\\) on the opposite side of the chord \\\\(PQ\\\\)\\\\(7.\\\\)Produce \\\\(TP\\\\) to \\\\({T}^{\\prime}\\\\) to get a straight line \\\\({T}^{\\prime}PT\\\\).