Coordinate GeometryDistance, midpoint, slope proofs and circle equations on the plane.10th Grade(x₁, y₁)(x₂, y₂)Distanced = √[(x₂−x₁)² + (y₂−y₁)²]MidpointM = ( (x₁+x₂)/2 , (y₁+y₂)/2 )Slopem = (y₂−y₁) / (x₂−x₁)Circle(x−h)² + (y−k)² = r²LINE RELATIONSHIPSParallelslopes are equalm₁ = m₂Perpendicularslopes are negative reciprocalsm₁ × m₂ = −1Collinearsame slope between every pair of pointsno trianglePROVING A SHAPE ON THE GRIDParallelogramboth pairs of opposite sides have equal slopesRectangleparallelogram + one pair of adjacent slopes multiply to −1Rhombusparallelogram + all four side lengths equalSquarerhombus + one right angleIsosceles triangletwo distances equalCoordinate Geometrylearnposters.com
Coordinate Geometry — printable math wall chart from LearnPosters. Free vector PDF, US Letter and A4.

Questions about the Coordinate Geometry poster

Who is the Coordinate Geometry poster for?
Coordinate Geometry is filed under 10th Grade (ages 15–16), so it matches what that year asks a child to remember. It is equally useful to an older student revisiting math, and to the parent or teacher answering the question at the kitchen table.
When should you use the Coordinate Geometry poster?
Distance for sides, slope for angles. That is the whole toolkit. A wall chart earns its place by being glanceable from where the work is happening, so Coordinate Geometry belongs on the wall where that math work actually happens, within glancing distance, rather than filed away.
What other posters go with Coordinate Geometry?
Sequences and Series, Circle Theorems and Completing the Square sit alongside Coordinate Geometry in the 10th Grade set. Printed together they make a wall rather than a single sheet, which is how a reference set actually gets used.Sequences and SeriesCircle TheoremsCompleting the Square
Is the Coordinate Geometry poster free to download and print?
Yes. Coordinate Geometry downloads as a free PDF with no account, no email and no watermark, like everything else in the 10th Grade set. Print as many copies as you like for a home, a classroom, a library or a tutoring group; reselling the file is the only thing the licence rules out.Read the licence
What size does the Coordinate Geometry poster print at?
Coordinate Geometry is a vector PDF laid out for US Letter, and prints on A4 with Fit to page — the same file, no separate download. Because every mark on it is drawn rather than photographed, it stays sharp enlarged to A3, A2 or A1 at a copy shop. Colour carries emphasis only, so a greyscale print of Coordinate Geometry loses nothing.Printing guide

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