the science department buys equiptment shown in the table and they bought all three items this year and how many years will they have to buy all three items again​

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.

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 : )