Which statement proves that this shape has symmetry?

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0