Answer:
Y-intercept
Step-by-step explanation:
The y-intercept is the part of the line that crosses the y-axis.
The red dot (where the arrow is pointing to) is the y intercept
solution:
n/2 + 9 = 20
n/2=20-9
n/2=11
n=22
you use the mean method. and then round.
hope it helps you!!!!!!!!!!
-4g2
28.27433
using the pie radius squared formula
pie radius squared=pie 3 squared