PLEASE HELPCORRECT ANSWER WILL GET BRAINLIST

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

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