Question
Ivan used 3 elastic bands to form the sides of triangle GHJ where GH = 9 cm, HJ = x cm and GJ = 2x cm. Dylan stretches two of the elastic bands and enlarges triangle GHJ. The sides HJ and GJ are stretched to 4 times its original length. What is the perimeter of the stretched triangle GHJ?
2 m

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Ivan used 3 elastic bands to form the sides of triangle GHJ where GH = 9 cm, HJ = x cm and GJ = 2x cm. Dylan stretches two of the elastic bands and enlarges triangle GHJ. The sides HJ and GJ are stretched to 4 times its original length. What is the perimeter of the stretched triangle GHJ?