How can I paint a 3-point line on a piece of wood?

I am painting a basketball court on a piece of birch wood using acrylics. I want to paint the 3-point line and have it be clean around the curve, what is the best way to paint it?How can I paint a 3-point line on a piece of wood?
Masking tape is the best and easier way to achieve this. Also the cheapest method. Use a wide brush.How can I paint a 3-point line on a piece of wood?
use paint