What were some of the results of soviet control of eastern europe? select all that apply. communism market economy collectives prices determined by government privatization restricted freedom of expression shortages of food

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