| Circle | R Documentation | 
Draws a circle
Circle(color = "red", opacity = 0.9, print.config = FALSE)
| color | One of 'red', 'green' or 'yellow' or a hex color code. | 
| opacity | A numeric value between 0 and 1. | 
| print.config | If set to  | 
Circle("red")
Circle("#000000", opacity=0.2)
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