Generate polar graph paper for trigonometry and plotting
Polar graph paper uses concentric circles to represent radial distance and rays to show angle. A point is described by its radius (r) and angle (θ), measured from the positive horizontal axis. The default sheet uses A4 portrait paper, 10 rings, rays every 15°, and degree labels every 30°. Use it for trigonometry exercises, polar coordinates, and polar-function plots. For rectangular X/Y grids, use the Coordinate Plane Generator or the Cartesian Plane Generator.
Start with the default sheet
- Spacing: Leave Fit rings to page enabled and keep Rings at 10. The editor displays the calculated ring gap below the control.
- Angles: The default angular division is 15°. Keep Label every on Auto to display degree labels every 30°.
- Zero and direction: The 0° ray points to the right, and positive angles increase counterclockwise. Top with Clockwise puts 0° at the top and increases the angle like a bearing.
- Line weight: Every fifth ring uses the thick line. The rays at 0°, 90°, 180°, and 270° use the axis weight.
- Paper and printing: The default sheet uses A4 portrait orientation with 10 mm margins. Export the PDF and select Actual Size (100%) when printing.
Adjust ring spacing and angle labels
- Fit rings to page: Use this option to calculate the ring spacing from the available printable area and the selected ring count. The editor shows the resulting gap.
- Exact spacing: Choose this mode when you need a fixed distance between rings in millimeters or inches. The editor calculates how many rings fit in the available area.
- Angular division: Controls the spacing between rays. A 15° division creates 24 rays around a full 360° circle.
- Degree labels: Use Label every to control how frequently angle values appear. Auto labels every 30° with the default 15° angular division.
- Radius numbers: Value per ring is the polar radius step. The default prints 1, 2, 3 on successive rings. These numbers are r, not the millimeter or inch gap between rings.
What can you do with polar graph paper?
- Trigonometry practice: Mark angles, compare reference angles, and explore periodic patterns on a circular grid.
- Polar coordinates: Plot points using radius and angle (r, θ), measured from the center and the positive horizontal axis.
- Polar functions: Sketch polar curves such as circles, spirals, and rose curves, and examine their symmetry.
- Math assignments: Practice reading angles, measuring radial distance, and plotting polar coordinates by hand.