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Topic 11 Ordered Pairs and the Plane with pictures

Key Concepts:

Terms in this set (12)

coordinate grid
This is used to locate points in a plane using an ordered pair of numbers.
x-axis
A horizontal line passing through the origin that includes both positive and negative numbers.
y-axis
A vertical line passing through the origin that includes both positive and negative numbers.
origin
The point where the two axes of a coordinate plane intersect. It is represented by the ordered pair (0,0).
ordered pair
A pair of numbers used to locate a point on the coordinate axis.
x-coordinate
The first number in an ordered pair, which names the distance to the right or left from the origin along the x-axis.
y-coordinate
The second number in an ordered pair, which names the distance up or down from origin along the y-axis.
additive pattern
A pattern where corresponding values are related by addition.
input-output table
A table of related values.
multiplicative pattern
A pattern where corresponding values are related by multiplication.
equation
A mathematical sentence that uses an equal sign to show the two expressions have the same value.
algebraic expression
A mathematical phrase involving a variable or variables, numbers and an operation.
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