Plz help! Two people compete in a five-mile go-kart race. Person A travels 1/10
mile every 15 seconds. Person B travels 3/8 mile every 48 seconds. Who wins the race? What is the difference of the finish times of the competitors?

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