Help pls ease need answer

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

This is about circle theorems. someone asap : (

The area of a circle is equal to 1 dm². find the radius of the circle.