Pls Solve This! I'll give Brainilest and points! :D

The area of an extra large circular pizza from gambino's pizzeria is 484 pi cm squared . what is the diameter of an extra large pizza from gambino's pizzeria?

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.