Please help due in 5 minutes

In the rectangle below ac=30 units what is de

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?

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?