La figura ilustra un proyecto de dos vías que serán construidas de modo que se encuentren en un punto al lado del otro río ¿ cual es la longitud aproximada de ambas vías ?

You have 2 sides that are 2 cms and you have 6 sides that are 1/2 cm and you have 4 sides that are 1 cm. the smallest sides are 1/2 the medium sized sides are 1 and the smallest are 1/2. so to find the perimeter you have to add them all up together so your answer will be 11 cm's

The answer is the first one