Do numbers have a fixed value even though their values are represented differently in varying parts of the world?.

Match the term on the left with its image or description on the right. match term definition diameter a) circle a and a line segment connecting points b and c which are on the circle. circumference b) circle a and a line segment connecting points b and c which are on the circle. radius c) a piece of the circumference of a circle secant d) two circles that share the same center. concentric circles e) the distance around a circle arc f) a segment between two points on a circle that passes through its center

You can find the constant of proportionality by finding the ratio of

What is the slope of the line that contains the points (-2,1) and (0,-3)