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What is a positive integer?
any number greater than 0
What are whole numbers?
positive numbers including 0.
What is a rational number?
positive and negative numbers that can be written as fractions (ratio) a/b.
What is a negative integer?
any number less than 0.
What is an absolute value?
the distance an integer is from 0 on a number line.
How is a coordinate plane formed?
formed by a horizontal line (x-axis) and a vertical line (y-axis)
What is an integer?
a set of whole numbers and their opposites
What is a line of symmetry?
A line that divides a figure into two halves that are a reflection of each other.
What is line symmetry?
A figure that can be folded about a line so that the two parts match exactly.
What are opposites?
two numbers that are the same distance, but on opposite sides of 0 on a number line
What is an ordered pair?
a pair of numbers used to locate a point on a grid
What is origin?
point where two axes of a coordinate plane intersect
Write an ordered pair for the origin?
(0,0)
What is the meaning of the word quadrant?
four regions of a coordinate plane separated by the x and y axes
What is the x-axis?
first number in an ordered pair; tells the distance to move left or right from 0
What is the x-coordinate?
horizontal number line on a coordinate plane
