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In order to look like it's indicating distance, it has to be a straight line, not a curve, and moreover actually have the distance written alongside it. That's
by Sniffnoy 5y ago
In order to look like it's indicating distance, it has to be a straight line, not a curve, and moreover actually have the distance written alongside it. That's at a minimum, I'd say; putting arrowheads on the ends might also help, e.g.