Who became the communist leader of china in 1949?
a. chiang kai-shek
b. nikita khrushchev
c. mao zedong
d. pol pot

which famous science fiction writer wrote the book fahrenheit 451?
a. kurt vonnegut
b. isaac asimov
c. george lucas
d. ray bradbury

which man became president after franklin delano roosevelt?
a. dwight
d. eisenhower
b. harry s. truman
c. john f. kennedy
d. richard m. nixon

in what year did the korean war

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°