If one angle of a parallelogram is 72, what is the measure of the opposite angle?

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite