Coordinate: A number that indicates the precise position of a point or other geometric element; when using a grid, the first coordinate indicates the position on the x axis (typically horizontal) and the second indicates the position on the y axis (typically vertical).

Resources for this term:
Finding Equations of Parallel and Perpendicular Lines
Finding Equations of Parallel and Perpendicular Lines

Students identify parallel and perpendicular lines and find points of intersection and x- and y-intercepts by looking at the equations of the lines.

Representing and Combining Transformations
Representing and Combining Transformations

Students reflect and rotate two-dimensional shapes, describe transformations, and explore the effects of combining transformations.

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