what are the y-intercept and the slope of the line represented in the graph? (i will give most to whoever answers)

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?

V=x^4-y^4 pick three expressions that can represent the three dimensions of the prism (each in meters)