As a ship approaches the dock, it forms a 70 degree angle between the dock and lighthouse. At the lighthouse, an 80 degree angle is formed between the dock and ship. How far is the ship from the dock?

Which representation has a constant of variation of -2.5

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 : )

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount