Question
Elijah used 3 rubber bands to form the sides of triangle XYZ where XY = 6 cm, YZ = a cm and XZ = 4a cm. Vaidev stretches two of the elastic bands and enlarges triangle XYZ. The sides YZ and XZ are stretched to 3 times its original length. What is the perimeter of the stretched triangle XYZ?
2 m

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Elijah used 3 rubber bands to form the sides of triangle XYZ where XY = 6 cm, YZ = a cm and XZ = 4a cm. Vaidev stretches two of the elastic bands and enlarges triangle XYZ. The sides YZ and XZ are stretched to 3 times its original length. What is the perimeter of the stretched triangle XYZ?