City a is due north of city b. find the distance between city a (37 degrees 2 prime north latitude) and city b (19 degrees 44 prime north latitude). assume that the radius of earth is 3960 miles.

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Having a hard time understanding this question (see attachment).

The four students in the table below each recorded the time and distance traveled while exercising. exercising distance (miles) time (minutes) gia 2 30 harris 5 50 ian 3 40 jackson 4 80 which list ranks the students from fastest walker to slowest walker? jackson, gia, ian, harris harris, jackson, ian, gia harris, ian, gia, jackson jackson, harris, ian, gia