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

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