Lol do your own work. Pay attention in class, it'll pay off ;)
Estimate: 4x980= 3920
Actual Product: 3916
Answer:
a
Step-by-step explanation:
I believe its
40*2*1/2*pi meters per second
which is just
<h2><u><em>
40pi meters per second</em></u></h2>
if you need it simplified, its
<h2><u><em>
125.66370meters per second</em></u></h2>