Natalie
Step-by-step explanation:
Esraa finishes in 12.2 secons making her first.
natalie finishes in 12.34 seconds making her second.
Ava finishes in 12.89 making her third.
and Savannah finishes in 12.988 seconds making her last.
<span>21 Bo; 19 Erica,Vote me brainliest
</span>
Answer:

Step-by-step explanation:
Given




Required
The perimeter
To do this, we first calculate the side lengths using distance formula

So, we have:








The perimeter is:


