Pls help I don't wanna get a bad grade

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

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Tan198=asin164=? how to solve this? ?