Generated on your device · no upload, no signup
Polar graph paper plots position by angle and distance from a center point instead of by X/Y coordinates — concentric rings mark distance, and radial lines mark angle. It's the standard grid for anything naturally described in terms of direction and range: trigonometry and pre-calculus coursework, antenna and radiation pattern diagrams, navigation and bearing plots, and radial or mandala-style design work.
Set the spacing between rings in real millimeters, and choose how often a radial line is drawn — every 15°, 30°, or 45°. Heavier lines mark the four cardinal (90°) directions automatically. Choose US Letter or A4 and adjust line weight and ink color; a finer, lighter grid works well as an underlay for freehand radial designs, while a bolder one is easier to read at a glance for plotting exact angle/distance values.
Plotting or sketching anything defined by angle and distance from a center point — trigonometry classwork, antenna radiation patterns, compass/bearing navigation plots, and radial or mandala artwork.
15° gives the finest detail and is common for technical/engineering use; 30° or 45° gives a cleaner, less busy grid that's often enough for classwork or design sketching.
The distance, in millimeters, between each concentric circle — smaller spacing gives more rings and finer distance resolution within the same page.
Yes — the radial lines at 0°, 90°, 180°, and 270° are drawn heavier than the others, so the four cardinal directions are easy to spot at a glance.