# Shared Flashcard Set

## Details

Unit 3
Linear Equations and Function
12
Education
01/17/2014

Term
 Constant of proportionality
Definition
 the constant value of the ratio of two proportional quantities
Term
 Slope
Definition
 of a straight line shows how steep a straight line is
Term
 Direct variation
Definition
 A relationship between two variables such that the values of both variables increase or decrease together at a constant rate.
Term
 x-intercept
Definition
 The value of x when a given curve crosses the x-axis.
Term
 Linear equation
Definition
 An equation in which the highest power of any variable is one.
Term
 y-intercept
Definition
 The value of y when a given curve crosses the y-axis.
Term
 Point-slope form
Definition
 the equation of a straight line in the form
Term
 Unit rate
Definition
 A rate is a ratio that is used to compare different kinds of quantities.
Term
 Slope-intercept form
Definition
 Any straight line on the coordinate plane can be described by the equation
Term
 Proportional relationship
Definition
 Proportions are the comparison of two equal ratios. Therefore, proportional relationships are relationships between two equal ratios.
Term
 Rate of change
Definition
 A rate of change is a rate that describes how one quantity changes in relation to another quantity.
Term
 Intersecting Lines
Definition
 An intersection is a single point where two lines meet or cross each other.
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