Abird (b) is spotted flying 5,000 feet from a tree (t). an observer (o) spots the bird (o) at a distance of 13,000 feet. what is the angle of depression from the bird (b) to the observer (o) ?

What role did the waterways of europe play in development of europe's economy

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare

What factors of japan’s geography make it necessary for it to import so many goods?