Please please help for brainlist i beg

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a