New orleans, louisiana, and memphis, tennessee, lie approximately on the same meridian. new orleans has a latitude of 30 degree n, and memphis has a latitude of 35 degree n. find the distance between these two cities. (the radius of the earth is 3960 mi. round your answer to the nearest whole number) mi this exercise involves the formula for the area of a circular sector. the area of a sector of a circle with a central angle of 120 degree is 75 m^2. find the radius of the circle. () m