2nd question help plzz

the length of the arc = 4

Step-by-step explanation:

72/360=x/20

360x=1440

x=4

Therefore, the length of the arc = 4

I hope this helped and have a good rest of your day!

343t464564435rri76i6u

step-by-step explanation:

because i said it is

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.