Question
Daniel used 3 elastic bands to form the sides of triangle ZAB where ZA = 6 cm, AB = n cm and ZB = 2n cm. Riordan stretches two of the elastic bands and enlarges triangle ZAB. The sides AB and ZB are stretched to 4 times its original length. What is the perimeter of the stretched triangle ZAB?
2 m

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Daniel used 3 elastic bands to form the sides of triangle ZAB where ZA = 6 cm, AB = n cm and ZB = 2n cm. Riordan stretches two of the elastic bands and enlarges triangle ZAB. The sides AB and ZB are stretched to 4 times its original length. What is the perimeter of the stretched triangle ZAB?