2-53. the big race - heat 2
second heat, elizabeth, kaye, and hannah raced down the track. they knew the winner
buld compete against the other heat winners in the final race.
when the line representing kaye's race is graphed, the equation is f(x) =
x + 1.
a. what was kaye's speed (in meters per second)?
2 meters per 3 seconds
b. did kaye got a head start?
yes because he started at i meter
elizabeth's race is given by the equation f(x) = -x +4.
a. what was elizabeth's speed (in meters per second)
12 meters per 16 seconds
b. did elizabeth got a head start? torted at 4
yes because she started at 4
m eters
meters
hannah's race is represented in the table at right. at what unit rate was she riding?
hannah's race
time distance
(s) (m)
14
10
28
14
18
42
a. what was hannah's speed (in meters per second)?
b. did hannah got a head start?