Question
Owen used 3 elastic bands to form the sides of triangle WXY where WX = 7 cm, XY = q cm and WY = 3q cm. Will stretches two of the elastic bands and enlarges triangle WXY. The sides XY and WY are stretched to 3 times its original length. What is the perimeter of the stretched triangle WXY?
2 m

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Owen used 3 elastic bands to form the sides of triangle WXY where WX = 7 cm, XY = q cm and WY = 3q cm. Will stretches two of the elastic bands and enlarges triangle WXY. The sides XY and WY are stretched to 3 times its original length. What is the perimeter of the stretched triangle WXY?