Which of the following expresses the number of
meters a contestant must travel in a 3-lap race where
the course is a circle of radius r meters?
f. 3r
g. 3πr
h. 3πr^2
j. 6r
k. 6πr

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.