Question
Xavier used 3 elastic bands to form the sides of triangle DEF where DE = 6 cm, EF = s cm and DF = 3s cm. Michael stretches two of the elastic bands and enlarges triangle DEF. The sides EF and DF are stretched to 2 times its original length. What is the perimeter of the stretched triangle DEF?
2 m

Click button first when a symbol is required. X

Xavier used 3 elastic bands to form the sides of triangle DEF where DE = 6 cm, EF = s cm and DF = 3s cm. Michael stretches two of the elastic bands and enlarges triangle DEF. The sides EF and DF are stretched to 2 times its original length. What is the perimeter of the stretched triangle DEF?