Returns

fn main(){ let (mut radius, mut pi) = (3.0, 3.14); let(area, _perimeter) = calculate ( &mut radius, &mut pi ); println!("The area and the perimeter of the circle are: {area} & {\_perimeter}"); } fn calculate(radius : &mut f64, pi: &mut f64) -> (f64, f64){ let perimeter = 2.0 * *pi * *radius; let area = *pi * *radius * *radius; return (area, perimeter); }