brookielynnd06 brookielynnd06 12-02-2021 Mathematics contestada PLEASE I NEED HELPCAN YOU SOLVE AND GIVE AN EXPLANATION FOR THIS PROBLEM 4. Perry the platypus is swimming in a straight line toward shore and has a speed of 0.50 m/s. After 4.0 s, his speed is 0.8 m/s. What is Perry's average acceleration?