7. which of the following rivers is the world's busiest waterway? a. rhone b. rhine c. danube d. seine

What type of aid does nigeria receive? short term, tied, voluntary, bilateral, multilateral or long-term?

What is the thickest layer of earth called?

Rectangle qrst is shown. angle qrt is congruent to angle str, and angle str is complementary to angle qtr. which statement is true about angles qrt and qtr? they are congruent. they are complementary. they are supplementary. they are right angle