What is the similarity between 85,17,19,4 and 2

Name the most appropriate metric unit for each measurement

Can you me find the missing length. i attached an image.

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet