find the area , diameter = 9 m .
"diameter = 9 meter . radius = diameter / 2 . = 9 / 2 . = 4.5 meter . area of a circle = ï € r 2 . here , pi ( ï € ) = 3.14 meter , radius ( r ) = 4.5 . area of a circle = 3.14 ã — 4.5 ã — 4.5 . = 3.14 ã — 20.25 . = 63.64 m 2 . answer : b"
circle_area(divide(9, const_2))