If the circumference of a circle is 18pi centimeters, what us the diameter of the circumference of the circle? c= pia 9 centimetersb 18 centimeters c 9 pi centimetersd 18pi centimeters

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

In an improper fraction, is the numerator equal to, less than, or greater than the denominator