20. At a restaurant, four hamburgers and two orders of fries cost $27.10. Three hamburgers and four orders of fries cost $25.20.
If all hamburgers cost the same price and all orders of fries cost
the same price, find the cost of each.

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 answers are 20,30,80,180,960,890,1230,4560. on the first row