Here are four nets. Which one can be used to find the surface area of a square prism?

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

How do you determine whether a relationship represented as as graph is linear or nonlinear

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)