How many 3- inch segments can a 4.5 yard line be divided into?

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )

Determine which postulate or theorem can be used to prove that lmn =nmo

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle