Ship F leaves port P and travels on a bearing of 145 degrees. A second ship G leaves the same port P and travels on a bearing of 185 degrees. After half an hour, ship F has travelled 4.1km and ship G has travelled 9.9km. How far apart are the ships after half an hour to 3 significant figures?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)