Curated OER
Point Reflection
Use this task as an exit ticket for your eight graders during the geometry unit. All they need to do is identify the coordinates of a point reflected over y=2000.
Illustrative Mathematics
Why Does SSS Work?
While it may seem incredibly obvious to the geometry student that congruent sides make congruent triangles, the proving of this by definition actually takes a bit of work. This exercise steps the class through this kind of proof by...
Other
Worksheet Works: Coordinate Picture Graphing
Generate a worksheet for practice in how to plot coordinate pairs as you copy an image. Choose an image, the type of grid, the number of quadrants, and the layout, then download your worksheet in PDF format.
Texas Instruments
Texas Instruments: Arrow an Activiaty for Plotting Points
Students are given points to plot in activity center. The points will form an arrow. The teacher can then direct students to change the coordinates to translate the picture. Students practice plotting points, integer operations, and see...