Which expression is equivalent to (3^2)^-2

How do i do this activity, is appreciated

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 : )

Which of these triangle pairs can be mapped to each other using a single translation? cof hn