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Module 8 vocab

QuestionAnswer
constant of variation the constant ratio in a direct variation
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 propirtional 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 relationships a relationship for which the graph is a straight line
rate of change a rate that describes how one quantity changes in relation 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 figures that have the same shape but not necessarily the same size.
slope the rate of change between any two points 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 form y = mx + b, where m is the slope and B is the y-intercept.
slope triangles right triangles that fall on the same line on the coordinate plane
solutions a linear equation that consists of two numbers, one for each variable, that makes the equation true
y-intercept the y-coordinate of the point where the line crosses the y-axis
Created by: user-1982644
 

 



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