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Vocab Mod 8

TermDefinition
constant of variation the constant ratio in a direct variation. It is also called the constant of proportionality.
constant rate of change the rate of change between any two points in a linear relationship is the same or constant
corresponding parts parts of congruent or similar figures that are in the same relative position
direct variation a relationship between two variable quantities with a constant ratio. A proportional linear relationship
initial value The starting value in a real world situation in which an equation can be written . The y-intercept of a linear function
linear equation an equation with a graph that is a straight line
linear relationship a relationship for which the graph is a straight line
rate of change a rate that describe how one quantity changes in relationship to another quantity
rise the vertical change between any two points on a line
run the horizontal change between any two points on a line
similar figures figure that have the same shape but not necessarily the same size
slope the rate of change between any two point on a line The ratio of the rise or vertical change to the run or horizontal change.
slope-intercept form an equation written in the for y=max+b, where m is the slope and b is the y-intercept.
slope triangles right triangle that fall on the same line on the coordinate plane.
solution
y-intercept the y coordinate of the point where the line crosses the y axis
Created by: user-1981829
 

 



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