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7 Math Ch. 3


absolute value the difference a number is away from zero on a number line
additive inverse the opposite of an integer, the sum of an integer and its additive inverse is zero
coordinate grid a plane in which a horizontal number one and a vertical number line intersect at their zero points
graph the process of placing a point on a number line at its proper location
integer the whole numbers and their opposites
negative integer an integer less than zero
opposites represented by points that are the same distance from zero but on opposite sides
ordered pair a pair of numbers used to locate a point in the coordinate plane
origin the point at which the x-axis and the y-axis intersect on a coordinate plane
positive integer an integer greater than zero
quadrant one of the four regions into which the two perpendicular lines of the coordinate plane separate the plane
x-axis the horizontal number line on the coordinate plane
x-coordinate the first number of an ordered pair which corresponds to a number on the x-axis
y-axis the vertical number line in a coordinate plane
y-coordinate the second number of an ordered pair which corresponds to a number on the y-axis
Created by: Miss Brinkoetter