Question
Sean used 3 stretchable bands to form the sides of triangle KLM where KL = 6 cm, LM = x cm and KM = 3x cm. Reggie stretches two of the elastic bands and enlarges triangle KLM. The sides LM and KM are stretched to 2 times its original length. What is the perimeter of the stretched triangle KLM?
2 m

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Sean used 3 stretchable bands to form the sides of triangle KLM where KL = 6 cm, LM = x cm and KM = 3x cm. Reggie stretches two of the elastic bands and enlarges triangle KLM. The sides LM and KM are stretched to 2 times its original length. What is the perimeter of the stretched triangle KLM?