It depends on which basketball court you are talking about. The NBA and FIBA paint is 16 feet wide. The NCAA paint is 12 feet wide.
863245678 miles long
by using paint brush
12 feet wide.
20cm wide 20cm wide
the paint is the box(rectangle) from the backboard to the free throw line
In the paint
Half of a basketball court is 47 feet long and 50 feet wide
A Basketball court is 94 feet long and 50 feet wide.