Overview
Functions and Graphs

Plotting and Reflecting Points on the Coordinate Grid

 Video Tutorial

Key Aspects:
  • Reading and plotting points on the coordinate grid
  • Positive and negative coordinates
  • Reflecting points across axes and the origin
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 Revision Cards

1) The Coordinate System

Coordinate system graph showing positive and negative numbers, with the origin marked at (0,0).

2) Reading Points from the Coordinate System

Locating points on a coordinate system with positive and negative coordinates.

3) Reflecting Points Across the y-Axis

Explanation on how to reflect (-3, 2) on a coordinate grid across the y-axis to (3, 2), by changing the sign of x.

4) Reflecting Points Across the x-Axis

Explanation on how to reflect (-3, 2) on a coordinate grid across the x-axis to (-3, -2), by changing the sign of y.

5) Reflecting Points About the Origin

Explanation on how to reflect (-3, 2) on a coordinate grid across the origin to (3, -2), by changing both the signs of x and y.

6) Reflecting Shapes About the y-Axis

Reflecting a triangle over the y-axis by changing the sign of the x-coordinate of all points.

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 Exercises

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