Question
Bobby used 3 rubber bands to form the sides of triangle PQR where PQ = 6 cm, QR = d cm and PR = 2d cm. Gabriel stretches two of the elastic bands and enlarges triangle PQR. The sides QR and PR are stretched to 4 times its original length. What is the perimeter of the stretched triangle PQR?
2 m

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Bobby used 3 rubber bands to form the sides of triangle PQR where PQ = 6 cm, QR = d cm and PR = 2d cm. Gabriel stretches two of the elastic bands and enlarges triangle PQR. The sides QR and PR are stretched to 4 times its original length. What is the perimeter of the stretched triangle PQR?