The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

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.

Need on this one asap im almost done with this subject

What is the graph of the absolute value equation ? y=|x|-5