Write the equation of the line that passes
through the points (3, 1) and (9,-3)

In the 30-60-90 triangle below side s has a length of and side r has a length

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

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 : )