Question
Warren used 3 stretchable bands to form the sides of triangle EFG where EF = 7 cm, FG = h cm and EG = 3h cm. Cole stretches two of the elastic bands and enlarges triangle EFG. The sides FG and EG are stretched to 3 times its original length. What is the perimeter of the stretched triangle EFG?
2 m

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Warren used 3 stretchable bands to form the sides of triangle EFG where EF = 7 cm, FG = h cm and EG = 3h cm. Cole stretches two of the elastic bands and enlarges triangle EFG. The sides FG and EG are stretched to 3 times its original length. What is the perimeter of the stretched triangle EFG?