Please solve this fast under 20 min

Which expression gives you the distance between the points (5,1)and(9,-6)

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?

Select all of the following expressions that are equal to 2.5.