I’m confused can someone and answer?

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.