What is the degree of rotation that takes quadrilateral FGHI to F'G'H'I?

What properties allow transformation to be used as a problem solving tool

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)