The formula for the volume of a sphere is
, where r is the radius of the sphere. The steel ball to the right is in the shape of a sphere and has a diameter of 18 millimeters.
a. Find the exact volume of the sphere.
b. Find a 2-decimal-place approximation for the volume.​

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine,t, the number lf tokens jason bought