Which scenario cannot be modeled by a right triangle

Which expression gives the area of the triangle shown below

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?

If i had 1234 apples and 1 banana what is the total amount