What does the statement |a|= 5 mean?

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?

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

Plz ( true - false) all triangles have interior angles whose measure sum to 90.