Question
Ian used 3 rubber bands to form the sides of triangle BCD where BC = 6 cm, CD = v cm and BD = 4v cm. Bobby stretches two of the elastic bands and enlarges triangle BCD. The sides CD and BD are stretched to 3 times its original length. What is the perimeter of the stretched triangle BCD?
2 m

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Ian used 3 rubber bands to form the sides of triangle BCD where BC = 6 cm, CD = v cm and BD = 4v cm. Bobby stretches two of the elastic bands and enlarges triangle BCD. The sides CD and BD are stretched to 3 times its original length. What is the perimeter of the stretched triangle BCD?