Please help I’ll give brainliest Find the missing angle measure

Just put the number

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.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Change negative exponents to positive. then solve. round to four decimal places